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Finding the Fourth Proportional to 589,368.90, 884,053.35 and 146,136.90

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Solution

The fourth proportional to 589,368.90, 884,053.35 and 146,136.90 is: 219,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,368.90 : 884,053.35 = 146,136.90 : x
  2. Step 2: Convert to fraction form
    589,368.90/884,053.35 = 146,136.90/x
  3. Step 3: Cross multiply
    589,368.90x = 884,053.35 × 146,136.90
  4. Step 4: Simplify right side
    589,368.90x = 129,192,816,003.62
  5. Step 5: Solve for x
    x = 129,192,816,003.62/589,368.90
  6. Step 6: Final answer
    x = 219,205.35

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Half scale
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Double scale
Find fourth proportional to 589,369.90, 884,054.85 and 146,137.90
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.