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Finding the Fourth Proportional to 337,329.96, 506,067.80 and 126,967.28

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Solution

The fourth proportional to 337,329.96, 506,067.80 and 126,967.28 is: 190,478.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,329.96 : 506,067.80 = 126,967.28 : x
  2. Step 2: Convert to fraction form
    337,329.96/506,067.80 = 126,967.28/x
  3. Step 3: Cross multiply
    337,329.96x = 506,067.80 × 126,967.28
  4. Step 4: Simplify right side
    337,329.96x = 64,254,052,061.58
  5. Step 5: Solve for x
    x = 64,254,052,061.58/337,329.96
  6. Step 6: Final answer
    x = 190,478.34

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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.