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Finding the Fourth Proportional to 337,471.92, 506,035.32 and 112,751.28

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Solution

The fourth proportional to 337,471.92, 506,035.32 and 112,751.28 is: 169,069.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,471.92 : 506,035.32 = 112,751.28 : x
  2. Step 2: Convert to fraction form
    337,471.92/506,035.32 = 112,751.28/x
  3. Step 3: Cross multiply
    337,471.92x = 506,035.32 × 112,751.28
  4. Step 4: Simplify right side
    337,471.92x = 57,056,130,055.21
  5. Step 5: Solve for x
    x = 57,056,130,055.21/337,471.92
  6. Step 6: Final answer
    x = 169,069.27

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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.