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Finding the Fourth Proportional to 295,644, 443,495.08 and 79,500.04

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Solution

The fourth proportional to 295,644, 443,495.08 and 79,500.04 is: 119,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,644 : 443,495.08 = 79,500.04 : x
  2. Step 2: Convert to fraction form
    295,644/443,495.08 = 79,500.04/x
  3. Step 3: Cross multiply
    295,644x = 443,495.08 × 79,500.04
  4. Step 4: Simplify right side
    295,644x = 35,257,876,599.80
  5. Step 5: Solve for x
    x = 35,257,876,599.80/295,644
  6. Step 6: Final answer
    x = 119,257.88

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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.