Home / 698,472.40-1,052,375.86-631,082.71

Finding the Fourth Proportional to 698,472.40, 1,052,375.86 and 631,082.71

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Solution

The fourth proportional to 698,472.40, 1,052,375.86 and 631,082.71 is: 950,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,472.40 : 1,052,375.86 = 631,082.71 : x
  2. Step 2: Convert to fraction form
    698,472.40/1,052,375.86 = 631,082.71/x
  3. Step 3: Cross multiply
    698,472.40x = 1,052,375.86 × 631,082.71
  4. Step 4: Simplify right side
    698,472.40x = 664,136,204,405.50
  5. Step 5: Solve for x
    x = 664,136,204,405.50/698,472.40
  6. Step 6: Final answer
    x = 950,841.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.