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Finding the Fourth Proportional to 584,843.40, 876,098.70 and 304,518.60

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Solution

The fourth proportional to 584,843.40, 876,098.70 and 304,518.60 is: 456,170.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,843.40 : 876,098.70 = 304,518.60 : x
  2. Step 2: Convert to fraction form
    584,843.40/876,098.70 = 304,518.60/x
  3. Step 3: Cross multiply
    584,843.40x = 876,098.70 × 304,518.60
  4. Step 4: Simplify right side
    584,843.40x = 266,788,349,585.82
  5. Step 5: Solve for x
    x = 266,788,349,585.82/584,843.40
  6. Step 6: Final answer
    x = 456,170.57

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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.