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Finding the Fourth Proportional to 488,561.70, 732,842.55 and 404,580.90

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Solution

The fourth proportional to 488,561.70, 732,842.55 and 404,580.90 is: 606,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,561.70 : 732,842.55 = 404,580.90 : x
  2. Step 2: Convert to fraction form
    488,561.70/732,842.55 = 404,580.90/x
  3. Step 3: Cross multiply
    488,561.70x = 732,842.55 × 404,580.90
  4. Step 4: Simplify right side
    488,561.70x = 296,494,098,437.30
  5. Step 5: Solve for x
    x = 296,494,098,437.30/488,561.70
  6. Step 6: Final answer
    x = 606,871.35

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Similar ratio
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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.