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Finding the Fourth Proportional to 444,658.71, 666,888.23 and 204,542

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Solution

The fourth proportional to 444,658.71, 666,888.23 and 204,542 is: 306,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,658.71 : 666,888.23 = 204,542 : x
  2. Step 2: Convert to fraction form
    444,658.71/666,888.23 = 204,542/x
  3. Step 3: Cross multiply
    444,658.71x = 666,888.23 × 204,542
  4. Step 4: Simplify right side
    444,658.71x = 136,406,652,340.66
  5. Step 5: Solve for x
    x = 136,406,652,340.66/444,658.71
  6. Step 6: Final answer
    x = 306,767.08

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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.