Home / 997,717.18-1,376,847.57-545,008.18

Finding the Fourth Proportional to 997,717.18, 1,376,847.57 and 545,008.18

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Solution

The fourth proportional to 997,717.18, 1,376,847.57 and 545,008.18 is: 752,110.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,717.18 : 1,376,847.57 = 545,008.18 : x
  2. Step 2: Convert to fraction form
    997,717.18/1,376,847.57 = 545,008.18/x
  3. Step 3: Cross multiply
    997,717.18x = 1,376,847.57 × 545,008.18
  4. Step 4: Simplify right side
    997,717.18x = 750,393,188,263.12
  5. Step 5: Solve for x
    x = 750,393,188,263.12/997,717.18
  6. Step 6: Final answer
    x = 752,110.12

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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.