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Finding the Fourth Proportional to 534,491.18, 801,157.08 and 267,608.06

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Solution

The fourth proportional to 534,491.18, 801,157.08 and 267,608.06 is: 401,121.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,491.18 : 801,157.08 = 267,608.06 : x
  2. Step 2: Convert to fraction form
    534,491.18/801,157.08 = 267,608.06/x
  3. Step 3: Cross multiply
    534,491.18x = 801,157.08 × 267,608.06
  4. Step 4: Simplify right side
    534,491.18x = 214,396,091,934.07
  5. Step 5: Solve for x
    x = 214,396,091,934.07/534,491.18
  6. Step 6: Final answer
    x = 401,121.85

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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.