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Finding the Fourth Proportional to 574,580.30, 861,868.13 and 175,219.92

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Solution

The fourth proportional to 574,580.30, 861,868.13 and 175,219.92 is: 262,829.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,580.30 : 861,868.13 = 175,219.92 : x
  2. Step 2: Convert to fraction form
    574,580.30/861,868.13 = 175,219.92/x
  3. Step 3: Cross multiply
    574,580.30x = 861,868.13 × 175,219.92
  4. Step 4: Simplify right side
    574,580.30x = 151,016,464,789.15
  5. Step 5: Solve for x
    x = 151,016,464,789.15/574,580.30
  6. Step 6: Final answer
    x = 262,829.17

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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.