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Finding the Fourth Proportional to 410,274.17, 615,686.16 and 144,035.48

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Solution

The fourth proportional to 410,274.17, 615,686.16 and 144,035.48 is: 216,149.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,274.17 : 615,686.16 = 144,035.48 : x
  2. Step 2: Convert to fraction form
    410,274.17/615,686.16 = 144,035.48/x
  3. Step 3: Cross multiply
    410,274.17x = 615,686.16 × 144,035.48
  4. Step 4: Simplify right side
    410,274.17x = 88,680,651,584.96
  5. Step 5: Solve for x
    x = 88,680,651,584.96/410,274.17
  6. Step 6: Final answer
    x = 216,149.73

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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.