Home / 747,186.83-1,120,697.18-267,395.27

Finding the Fourth Proportional to 747,186.83, 1,120,697.18 and 267,395.27

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Solution

The fourth proportional to 747,186.83, 1,120,697.18 and 267,395.27 is: 401,063.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,186.83 : 1,120,697.18 = 267,395.27 : x
  2. Step 2: Convert to fraction form
    747,186.83/1,120,697.18 = 267,395.27/x
  3. Step 3: Cross multiply
    747,186.83x = 1,120,697.18 × 267,395.27
  4. Step 4: Simplify right side
    747,186.83x = 299,669,123,697.36
  5. Step 5: Solve for x
    x = 299,669,123,697.36/747,186.83
  6. Step 6: Final answer
    x = 401,063.18

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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.