Home / 753,151.00-1,129,726.27-220,671.88

Finding the Fourth Proportional to 753,151.00, 1,129,726.27 and 220,671.88

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Solution

The fourth proportional to 753,151.00, 1,129,726.27 and 220,671.88 is: 331,007.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,151.00 : 1,129,726.27 = 220,671.88 : x
  2. Step 2: Convert to fraction form
    753,151.00/1,129,726.27 = 220,671.88/x
  3. Step 3: Cross multiply
    753,151.00x = 1,129,726.27 × 220,671.88
  4. Step 4: Simplify right side
    753,151.00x = 249,298,813,134.30
  5. Step 5: Solve for x
    x = 249,298,813,134.30/753,151.00
  6. Step 6: Final answer
    x = 331,007.75

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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.