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Finding the Fourth Proportional to 444,894.65, 667,373.10 and 178,655.16

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Solution

The fourth proportional to 444,894.65, 667,373.10 and 178,655.16 is: 267,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,894.65 : 667,373.10 = 178,655.16 : x
  2. Step 2: Convert to fraction form
    444,894.65/667,373.10 = 178,655.16/x
  3. Step 3: Cross multiply
    444,894.65x = 667,373.10 × 178,655.16
  4. Step 4: Simplify right side
    444,894.65x = 119,229,644,787.59
  5. Step 5: Solve for x
    x = 119,229,644,787.59/444,894.65
  6. Step 6: Final answer
    x = 267,995.23

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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.