Home / 754,000.14-1,131,082.65-327,242.64

Finding the Fourth Proportional to 754,000.14, 1,131,082.65 and 327,242.64

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Solution

The fourth proportional to 754,000.14, 1,131,082.65 and 327,242.64 is: 490,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,000.14 : 1,131,082.65 = 327,242.64 : x
  2. Step 2: Convert to fraction form
    754,000.14/1,131,082.65 = 327,242.64/x
  3. Step 3: Cross multiply
    754,000.14x = 1,131,082.65 × 327,242.64
  4. Step 4: Simplify right side
    754,000.14x = 370,138,472,444.20
  5. Step 5: Solve for x
    x = 370,138,472,444.20/754,000.14
  6. Step 6: Final answer
    x = 490,899.74

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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.