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Finding the Fourth Proportional to 571,493.28, 857,155.68 and 150,798.72

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Solution

The fourth proportional to 571,493.28, 857,155.68 and 150,798.72 is: 226,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,493.28 : 857,155.68 = 150,798.72 : x
  2. Step 2: Convert to fraction form
    571,493.28/857,155.68 = 150,798.72/x
  3. Step 3: Cross multiply
    571,493.28x = 857,155.68 × 150,798.72
  4. Step 4: Simplify right side
    571,493.28x = 129,257,979,384.73
  5. Step 5: Solve for x
    x = 129,257,979,384.73/571,493.28
  6. Step 6: Final answer
    x = 226,175.85

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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.