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Finding the Fourth Proportional to 444,834.10, 667,113.14 and 160,487.69

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Solution

The fourth proportional to 444,834.10, 667,113.14 and 160,487.69 is: 240,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,834.10 : 667,113.14 = 160,487.69 : x
  2. Step 2: Convert to fraction form
    444,834.10/667,113.14 = 160,487.69/x
  3. Step 3: Cross multiply
    444,834.10x = 667,113.14 × 160,487.69
  4. Step 4: Simplify right side
    444,834.10x = 107,063,444,799.23
  5. Step 5: Solve for x
    x = 107,063,444,799.23/444,834.10
  6. Step 6: Final answer
    x = 240,681.74

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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.