Home / 666,909.28-1,000,551.24-267,830.29

Finding the Fourth Proportional to 666,909.28, 1,000,551.24 and 267,830.29

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Solution

The fourth proportional to 666,909.28, 1,000,551.24 and 267,830.29 is: 401,820.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,909.28 : 1,000,551.24 = 267,830.29 : x
  2. Step 2: Convert to fraction form
    666,909.28/1,000,551.24 = 267,830.29/x
  3. Step 3: Cross multiply
    666,909.28x = 1,000,551.24 × 267,830.29
  4. Step 4: Simplify right side
    666,909.28x = 267,977,928,769.06
  5. Step 5: Solve for x
    x = 267,977,928,769.06/666,909.28
  6. Step 6: Final answer
    x = 401,820.66

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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.