Home / 738,292.60-1,107,438.90-731,294.20

Finding the Fourth Proportional to 738,292.60, 1,107,438.90 and 731,294.20

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Solution

The fourth proportional to 738,292.60, 1,107,438.90 and 731,294.20 is: 1,096,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,292.60 : 1,107,438.90 = 731,294.20 : x
  2. Step 2: Convert to fraction form
    738,292.60/1,107,438.90 = 731,294.20/x
  3. Step 3: Cross multiply
    738,292.60x = 1,107,438.90 × 731,294.20
  4. Step 4: Simplify right side
    738,292.60x = 809,863,644,424.38
  5. Step 5: Solve for x
    x = 809,863,644,424.38/738,292.60
  6. Step 6: Final answer
    x = 1,096,941.30

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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.