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Finding the Fourth Proportional to 584,136.90, 876,205.35 and 304,200.90

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Solution

The fourth proportional to 584,136.90, 876,205.35 and 304,200.90 is: 456,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,136.90 : 876,205.35 = 304,200.90 : x
  2. Step 2: Convert to fraction form
    584,136.90/876,205.35 = 304,200.90/x
  3. Step 3: Cross multiply
    584,136.90x = 876,205.35 × 304,200.90
  4. Step 4: Simplify right side
    584,136.90x = 266,542,456,054.82
  5. Step 5: Solve for x
    x = 266,542,456,054.82/584,136.90
  6. Step 6: Final answer
    x = 456,301.35

Related Problems

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Half scale
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Double scale
Find fourth proportional to 584,137.90, 876,206.85 and 304,201.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.