Home / 327,476.96-490,565.28-252,336.52

Finding the Fourth Proportional to 327,476.96, 490,565.28 and 252,336.52

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Solution

The fourth proportional to 327,476.96, 490,565.28 and 252,336.52 is: 378,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,476.96 : 490,565.28 = 252,336.52 : x
  2. Step 2: Convert to fraction form
    327,476.96/490,565.28 = 252,336.52/x
  3. Step 3: Cross multiply
    327,476.96x = 490,565.28 × 252,336.52
  4. Step 4: Simplify right side
    327,476.96x = 123,787,535,588.03
  5. Step 5: Solve for x
    x = 123,787,535,588.03/327,476.96
  6. Step 6: Final answer
    x = 378,003.80

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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.