Home / 288,277.68-432,457.86-88,614.83

Finding the Fourth Proportional to 288,277.68, 432,457.86 and 88,614.83

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Solution

The fourth proportional to 288,277.68, 432,457.86 and 88,614.83 is: 132,934.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,277.68 : 432,457.86 = 88,614.83 : x
  2. Step 2: Convert to fraction form
    288,277.68/432,457.86 = 88,614.83/x
  3. Step 3: Cross multiply
    288,277.68x = 432,457.86 × 88,614.83
  4. Step 4: Simplify right side
    288,277.68x = 38,322,179,537.80
  5. Step 5: Solve for x
    x = 38,322,179,537.80/288,277.68
  6. Step 6: Final answer
    x = 132,934.95

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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.