Home / 767,042.13-1,150,729.28-293,727.51

Finding the Fourth Proportional to 767,042.13, 1,150,729.28 and 293,727.51

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Solution

The fourth proportional to 767,042.13, 1,150,729.28 and 293,727.51 is: 440,654.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,042.13 : 1,150,729.28 = 293,727.51 : x
  2. Step 2: Convert to fraction form
    767,042.13/1,150,729.28 = 293,727.51/x
  3. Step 3: Cross multiply
    767,042.13x = 1,150,729.28 × 293,727.51
  4. Step 4: Simplify right side
    767,042.13x = 338,000,846,098.49
  5. Step 5: Solve for x
    x = 338,000,846,098.49/767,042.13
  6. Step 6: Final answer
    x = 440,654.86

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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.