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Finding the Fourth Proportional to 886,502.80, 1,329,754.20 and 246,805.30

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Solution

The fourth proportional to 886,502.80, 1,329,754.20 and 246,805.30 is: 370,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,502.80 : 1,329,754.20 = 246,805.30 : x
  2. Step 2: Convert to fraction form
    886,502.80/1,329,754.20 = 246,805.30/x
  3. Step 3: Cross multiply
    886,502.80x = 1,329,754.20 × 246,805.30
  4. Step 4: Simplify right side
    886,502.80x = 328,190,384,257.26
  5. Step 5: Solve for x
    x = 328,190,384,257.26/886,502.80
  6. Step 6: Final answer
    x = 370,207.95

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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.