Home / 782,781.48-1,174,319.88-250,159.50

Finding the Fourth Proportional to 782,781.48, 1,174,319.88 and 250,159.50

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Solution

The fourth proportional to 782,781.48, 1,174,319.88 and 250,159.50 is: 375,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,781.48 : 1,174,319.88 = 250,159.50 : x
  2. Step 2: Convert to fraction form
    782,781.48/1,174,319.88 = 250,159.50/x
  3. Step 3: Cross multiply
    782,781.48x = 1,174,319.88 × 250,159.50
  4. Step 4: Simplify right side
    782,781.48x = 293,767,274,020.86
  5. Step 5: Solve for x
    x = 293,767,274,020.86/782,781.48
  6. Step 6: Final answer
    x = 375,286.44

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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.