Home / 397,715.60-596,572.92-272,677.52

Finding the Fourth Proportional to 397,715.60, 596,572.92 and 272,677.52

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Solution

The fourth proportional to 397,715.60, 596,572.92 and 272,677.52 is: 409,015.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,715.60 : 596,572.92 = 272,677.52 : x
  2. Step 2: Convert to fraction form
    397,715.60/596,572.92 = 272,677.52/x
  3. Step 3: Cross multiply
    397,715.60x = 596,572.92 × 272,677.52
  4. Step 4: Simplify right side
    397,715.60x = 162,672,024,324.76
  5. Step 5: Solve for x
    x = 162,672,024,324.76/397,715.60
  6. Step 6: Final answer
    x = 409,015.95

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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.