Home / 466,972.20-700,458.30-425,637.90

Finding the Fourth Proportional to 466,972.20, 700,458.30 and 425,637.90

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Solution

The fourth proportional to 466,972.20, 700,458.30 and 425,637.90 is: 638,456.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,972.20 : 700,458.30 = 425,637.90 : x
  2. Step 2: Convert to fraction form
    466,972.20/700,458.30 = 425,637.90/x
  3. Step 3: Cross multiply
    466,972.20x = 700,458.30 × 425,637.90
  4. Step 4: Simplify right side
    466,972.20x = 298,141,599,849.57
  5. Step 5: Solve for x
    x = 298,141,599,849.57/466,972.20
  6. Step 6: Final answer
    x = 638,456.85

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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.