Home / 762,761.12-1,144,311.78-250,449.08

Finding the Fourth Proportional to 762,761.12, 1,144,311.78 and 250,449.08

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Solution

The fourth proportional to 762,761.12, 1,144,311.78 and 250,449.08 is: 375,729.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,761.12 : 1,144,311.78 = 250,449.08 : x
  2. Step 2: Convert to fraction form
    762,761.12/1,144,311.78 = 250,449.08/x
  3. Step 3: Cross multiply
    762,761.12x = 1,144,311.78 × 250,449.08
  4. Step 4: Simplify right side
    762,761.12x = 286,591,832,534.16
  5. Step 5: Solve for x
    x = 286,591,832,534.16/762,761.12
  6. Step 6: Final answer
    x = 375,729.47

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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.