Home / 997,591.30-1,376,334.57-567,763.90

Finding the Fourth Proportional to 997,591.30, 1,376,334.57 and 567,763.90

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Solution

The fourth proportional to 997,591.30, 1,376,334.57 and 567,763.90 is: 783,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,591.30 : 1,376,334.57 = 567,763.90 : x
  2. Step 2: Convert to fraction form
    997,591.30/1,376,334.57 = 567,763.90/x
  3. Step 3: Cross multiply
    997,591.30x = 1,376,334.57 × 567,763.90
  4. Step 4: Simplify right side
    997,591.30x = 781,433,083,168.02
  5. Step 5: Solve for x
    x = 781,433,083,168.02/997,591.30
  6. Step 6: Final answer
    x = 783,319.87

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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.