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Finding the Fourth Proportional to 337,550.42, 506,331.78 and 112,912.04

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Solution

The fourth proportional to 337,550.42, 506,331.78 and 112,912.04 is: 169,370.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,550.42 : 506,331.78 = 112,912.04 : x
  2. Step 2: Convert to fraction form
    337,550.42/506,331.78 = 112,912.04/x
  3. Step 3: Cross multiply
    337,550.42x = 506,331.78 × 112,912.04
  4. Step 4: Simplify right side
    337,550.42x = 57,170,955,039.04
  5. Step 5: Solve for x
    x = 57,170,955,039.04/337,550.42
  6. Step 6: Final answer
    x = 169,370.12

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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.