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Finding the Fourth Proportional to 561,798.01, 842,909.25 and 337,314.97

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Solution

The fourth proportional to 561,798.01, 842,909.25 and 337,314.97 is: 506,099.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,798.01 : 842,909.25 = 337,314.97 : x
  2. Step 2: Convert to fraction form
    561,798.01/842,909.25 = 337,314.97/x
  3. Step 3: Cross multiply
    561,798.01x = 842,909.25 × 337,314.97
  4. Step 4: Simplify right side
    561,798.01x = 284,325,908,376.47
  5. Step 5: Solve for x
    x = 284,325,908,376.47/561,798.01
  6. Step 6: Final answer
    x = 506,099.89

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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.