Home / 641,631.24-962,593.20-341,953.92

Finding the Fourth Proportional to 641,631.24, 962,593.20 and 341,953.92

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Solution

The fourth proportional to 641,631.24, 962,593.20 and 341,953.92 is: 513,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,631.24 : 962,593.20 = 341,953.92 : x
  2. Step 2: Convert to fraction form
    641,631.24/962,593.20 = 341,953.92/x
  3. Step 3: Cross multiply
    641,631.24x = 962,593.20 × 341,953.92
  4. Step 4: Simplify right side
    641,631.24x = 329,162,518,105.34
  5. Step 5: Solve for x
    x = 329,162,518,105.34/641,631.24
  6. Step 6: Final answer
    x = 513,008.87

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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.