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Finding the Fourth Proportional to 424,594.35, 585,691.38 and 271,576.71

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Solution

The fourth proportional to 424,594.35, 585,691.38 and 271,576.71 is: 374,616.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,594.35 : 585,691.38 = 271,576.71 : x
  2. Step 2: Convert to fraction form
    424,594.35/585,691.38 = 271,576.71/x
  3. Step 3: Cross multiply
    424,594.35x = 585,691.38 × 271,576.71
  4. Step 4: Simplify right side
    424,594.35x = 159,060,138,055.76
  5. Step 5: Solve for x
    x = 159,060,138,055.76/424,594.35
  6. Step 6: Final answer
    x = 374,616.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.