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Finding the Fourth Proportional to 866,770.08, 1,300,189.14 and 267,677.88

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Solution

The fourth proportional to 866,770.08, 1,300,189.14 and 267,677.88 is: 401,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,770.08 : 1,300,189.14 = 267,677.88 : x
  2. Step 2: Convert to fraction form
    866,770.08/1,300,189.14 = 267,677.88/x
  3. Step 3: Cross multiply
    866,770.08x = 1,300,189.14 × 267,677.88
  4. Step 4: Simplify right side
    866,770.08x = 348,031,872,594.22
  5. Step 5: Solve for x
    x = 348,031,872,594.22/866,770.08
  6. Step 6: Final answer
    x = 401,527.33

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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.