Home / 836,691.42-1,255,126.29-267,869.13

Finding the Fourth Proportional to 836,691.42, 1,255,126.29 and 267,869.13

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Solution

The fourth proportional to 836,691.42, 1,255,126.29 and 267,869.13 is: 401,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,691.42 : 1,255,126.29 = 267,869.13 : x
  2. Step 2: Convert to fraction form
    836,691.42/1,255,126.29 = 267,869.13/x
  3. Step 3: Cross multiply
    836,691.42x = 1,255,126.29 × 267,869.13
  4. Step 4: Simplify right side
    836,691.42x = 336,209,581,631.20
  5. Step 5: Solve for x
    x = 336,209,581,631.20/836,691.42
  6. Step 6: Final answer
    x = 401,832.23

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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.