Home / 762,680.28-1,144,086.90-250,191.75

Finding the Fourth Proportional to 762,680.28, 1,144,086.90 and 250,191.75

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Solution

The fourth proportional to 762,680.28, 1,144,086.90 and 250,191.75 is: 375,309.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,680.28 : 1,144,086.90 = 250,191.75 : x
  2. Step 2: Convert to fraction form
    762,680.28/1,144,086.90 = 250,191.75/x
  3. Step 3: Cross multiply
    762,680.28x = 1,144,086.90 × 250,191.75
  4. Step 4: Simplify right side
    762,680.28x = 286,241,103,663.08
  5. Step 5: Solve for x
    x = 286,241,103,663.08/762,680.28
  6. Step 6: Final answer
    x = 375,309.43

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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.