Home / 499,337.52-748,895.40-144,273.84

Finding the Fourth Proportional to 499,337.52, 748,895.40 and 144,273.84

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Solution

The fourth proportional to 499,337.52, 748,895.40 and 144,273.84 is: 216,378.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,337.52 : 748,895.40 = 144,273.84 : x
  2. Step 2: Convert to fraction form
    499,337.52/748,895.40 = 144,273.84/x
  3. Step 3: Cross multiply
    499,337.52x = 748,895.40 × 144,273.84
  4. Step 4: Simplify right side
    499,337.52x = 108,046,015,116.34
  5. Step 5: Solve for x
    x = 108,046,015,116.34/499,337.52
  6. Step 6: Final answer
    x = 216,378.72

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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.