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Finding the Fourth Proportional to 444,916.20, 667,244.70 and 160,573.80

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Solution

The fourth proportional to 444,916.20, 667,244.70 and 160,573.80 is: 240,813.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,916.20 : 667,244.70 = 160,573.80 : x
  2. Step 2: Convert to fraction form
    444,916.20/667,244.70 = 160,573.80/x
  3. Step 3: Cross multiply
    444,916.20x = 667,244.70 × 160,573.80
  4. Step 4: Simplify right side
    444,916.20x = 107,142,017,008.86
  5. Step 5: Solve for x
    x = 107,142,017,008.86/444,916.20
  6. Step 6: Final answer
    x = 240,813.93

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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.