Home / 762,757.12-1,144,305.78-250,445.08

Finding the Fourth Proportional to 762,757.12, 1,144,305.78 and 250,445.08

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Solution

The fourth proportional to 762,757.12, 1,144,305.78 and 250,445.08 is: 375,723.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,757.12 : 1,144,305.78 = 250,445.08 : x
  2. Step 2: Convert to fraction form
    762,757.12/1,144,305.78 = 250,445.08/x
  3. Step 3: Cross multiply
    762,757.12x = 1,144,305.78 × 250,445.08
  4. Step 4: Simplify right side
    762,757.12x = 286,585,752,616.56
  5. Step 5: Solve for x
    x = 286,585,752,616.56/762,757.12
  6. Step 6: Final answer
    x = 375,723.47

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1.5x scale

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.