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Finding the Fourth Proportional to 549,937.70, 824,250.45 and 493,513.10

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Solution

The fourth proportional to 549,937.70, 824,250.45 and 493,513.10 is: 739,680.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,937.70 : 824,250.45 = 493,513.10 : x
  2. Step 2: Convert to fraction form
    549,937.70/824,250.45 = 493,513.10/x
  3. Step 3: Cross multiply
    549,937.70x = 824,250.45 × 493,513.10
  4. Step 4: Simplify right side
    549,937.70x = 406,778,394,755.90
  5. Step 5: Solve for x
    x = 406,778,394,755.90/549,937.70
  6. Step 6: Final answer
    x = 739,680.87

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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.