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Finding the Fourth Proportional to 337,650.84, 506,289.18 and 138,111.30

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Solution

The fourth proportional to 337,650.84, 506,289.18 and 138,111.30 is: 207,090.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,650.84 : 506,289.18 = 138,111.30 : x
  2. Step 2: Convert to fraction form
    337,650.84/506,289.18 = 138,111.30/x
  3. Step 3: Cross multiply
    337,650.84x = 506,289.18 × 138,111.30
  4. Step 4: Simplify right side
    337,650.84x = 69,924,256,825.73
  5. Step 5: Solve for x
    x = 69,924,256,825.73/337,650.84
  6. Step 6: Final answer
    x = 207,090.43

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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.