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Finding the Fourth Proportional to 632,247.40, 948,371.10 and 365,870.80

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Solution

The fourth proportional to 632,247.40, 948,371.10 and 365,870.80 is: 548,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,247.40 : 948,371.10 = 365,870.80 : x
  2. Step 2: Convert to fraction form
    632,247.40/948,371.10 = 365,870.80/x
  3. Step 3: Cross multiply
    632,247.40x = 948,371.10 × 365,870.80
  4. Step 4: Simplify right side
    632,247.40x = 346,981,293,053.88
  5. Step 5: Solve for x
    x = 346,981,293,053.88/632,247.40
  6. Step 6: Final answer
    x = 548,806.20

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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.