Home / 799,682.31-1,199,585.42-267,205.21

Finding the Fourth Proportional to 799,682.31, 1,199,585.42 and 267,205.21

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Solution

The fourth proportional to 799,682.31, 1,199,585.42 and 267,205.21 is: 400,828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,682.31 : 1,199,585.42 = 267,205.21 : x
  2. Step 2: Convert to fraction form
    799,682.31/1,199,585.42 = 267,205.21/x
  3. Step 3: Cross multiply
    799,682.31x = 1,199,585.42 × 267,205.21
  4. Step 4: Simplify right side
    799,682.31x = 320,535,474,064.04
  5. Step 5: Solve for x
    x = 320,535,474,064.04/799,682.31
  6. Step 6: Final answer
    x = 400,828.52

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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.