Home / 997,132.98-1,375,995.69-567,372.90

Finding the Fourth Proportional to 997,132.98, 1,375,995.69 and 567,372.90

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Solution

The fourth proportional to 997,132.98, 1,375,995.69 and 567,372.90 is: 782,947.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,132.98 : 1,375,995.69 = 567,372.90 : x
  2. Step 2: Convert to fraction form
    997,132.98/1,375,995.69 = 567,372.90/x
  3. Step 3: Cross multiply
    997,132.98x = 1,375,995.69 × 567,372.90
  4. Step 4: Simplify right side
    997,132.98x = 780,702,665,022.80
  5. Step 5: Solve for x
    x = 780,702,665,022.80/997,132.98
  6. Step 6: Final answer
    x = 782,947.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.