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Finding the Fourth Proportional to 569,147.10, 853,720.65 and 536,487.90

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Solution

The fourth proportional to 569,147.10, 853,720.65 and 536,487.90 is: 804,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,147.10 : 853,720.65 = 536,487.90 : x
  2. Step 2: Convert to fraction form
    569,147.10/853,720.65 = 536,487.90/x
  3. Step 3: Cross multiply
    569,147.10x = 853,720.65 × 536,487.90
  4. Step 4: Simplify right side
    569,147.10x = 458,010,798,705.14
  5. Step 5: Solve for x
    x = 458,010,798,705.14/569,147.10
  6. Step 6: Final answer
    x = 804,731.85

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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.