Home / 444,480.30-666,764.19-144,948.78

Finding the Fourth Proportional to 444,480.30, 666,764.19 and 144,948.78

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Solution

The fourth proportional to 444,480.30, 666,764.19 and 144,948.78 is: 217,437.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,480.30 : 666,764.19 = 144,948.78 : x
  2. Step 2: Convert to fraction form
    444,480.30/666,764.19 = 144,948.78/x
  3. Step 3: Cross multiply
    444,480.30x = 666,764.19 × 144,948.78
  4. Step 4: Simplify right side
    444,480.30x = 96,646,655,888.19
  5. Step 5: Solve for x
    x = 96,646,655,888.19/444,480.30
  6. Step 6: Final answer
    x = 217,437.43

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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.