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Finding the Fourth Proportional to 571,502.67, 857,289.60 and 150,778.95

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Solution

The fourth proportional to 571,502.67, 857,289.60 and 150,778.95 is: 226,177.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,502.67 : 857,289.60 = 150,778.95 : x
  2. Step 2: Convert to fraction form
    571,502.67/857,289.60 = 150,778.95/x
  3. Step 3: Cross multiply
    571,502.67x = 857,289.60 × 150,778.95
  4. Step 4: Simplify right side
    571,502.67x = 129,261,225,733.92
  5. Step 5: Solve for x
    x = 129,261,225,733.92/571,502.67
  6. Step 6: Final answer
    x = 226,177.82

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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.