Home / 650,727.31-976,062.20-177,412.72

Finding the Fourth Proportional to 650,727.31, 976,062.20 and 177,412.72

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Solution

The fourth proportional to 650,727.31, 976,062.20 and 177,412.72 is: 266,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,727.31 : 976,062.20 = 177,412.72 : x
  2. Step 2: Convert to fraction form
    650,727.31/976,062.20 = 177,412.72/x
  3. Step 3: Cross multiply
    650,727.31x = 976,062.20 × 177,412.72
  4. Step 4: Simplify right side
    650,727.31x = 173,165,847,794.56
  5. Step 5: Solve for x
    x = 173,165,847,794.56/650,727.31
  6. Step 6: Final answer
    x = 266,111.24

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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.