Home / 865,972.26-1,298,626.20-297,247.38

Finding the Fourth Proportional to 865,972.26, 1,298,626.20 and 297,247.38

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Solution

The fourth proportional to 865,972.26, 1,298,626.20 and 297,247.38 is: 445,757.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,972.26 : 1,298,626.20 = 297,247.38 : x
  2. Step 2: Convert to fraction form
    865,972.26/1,298,626.20 = 297,247.38/x
  3. Step 3: Cross multiply
    865,972.26x = 1,298,626.20 × 297,247.38
  4. Step 4: Simplify right side
    865,972.26x = 386,013,235,549.36
  5. Step 5: Solve for x
    x = 386,013,235,549.36/865,972.26
  6. Step 6: Final answer
    x = 445,757.04

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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.