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Finding the Fourth Proportional to 337,512.96, 506,278.35 and 147,875.76

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Solution

The fourth proportional to 337,512.96, 506,278.35 and 147,875.76 is: 221,817.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,512.96 : 506,278.35 = 147,875.76 : x
  2. Step 2: Convert to fraction form
    337,512.96/506,278.35 = 147,875.76/x
  3. Step 3: Cross multiply
    337,512.96x = 506,278.35 × 147,875.76
  4. Step 4: Simplify right side
    337,512.96x = 74,866,295,777.80
  5. Step 5: Solve for x
    x = 74,866,295,777.80/337,512.96
  6. Step 6: Final answer
    x = 221,817.54

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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.