Home / 754,868.20-1,132,302.30-256,232.20

Finding the Fourth Proportional to 754,868.20, 1,132,302.30 and 256,232.20

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Solution

The fourth proportional to 754,868.20, 1,132,302.30 and 256,232.20 is: 384,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,868.20 : 1,132,302.30 = 256,232.20 : x
  2. Step 2: Convert to fraction form
    754,868.20/1,132,302.30 = 256,232.20/x
  3. Step 3: Cross multiply
    754,868.20x = 1,132,302.30 × 256,232.20
  4. Step 4: Simplify right side
    754,868.20x = 290,132,309,394.06
  5. Step 5: Solve for x
    x = 290,132,309,394.06/754,868.20
  6. Step 6: Final answer
    x = 384,348.30

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Half scale
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Double scale
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Similar ratio
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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.