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Finding the Fourth Proportional to 574,411.35, 861,649.43 and 175,065.15

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Solution

The fourth proportional to 574,411.35, 861,649.43 and 175,065.15 is: 262,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,411.35 : 861,649.43 = 175,065.15 : x
  2. Step 2: Convert to fraction form
    574,411.35/861,649.43 = 175,065.15/x
  3. Step 3: Cross multiply
    574,411.35x = 861,649.43 × 175,065.15
  4. Step 4: Simplify right side
    574,411.35x = 150,844,785,835.04
  5. Step 5: Solve for x
    x = 150,844,785,835.04/574,411.35
  6. Step 6: Final answer
    x = 262,607.60

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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.