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Finding the Fourth Proportional to 350,079.60, 524,244.60 and 231,106.80

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Solution

The fourth proportional to 350,079.60, 524,244.60 and 231,106.80 is: 346,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,079.60 : 524,244.60 = 231,106.80 : x
  2. Step 2: Convert to fraction form
    350,079.60/524,244.60 = 231,106.80/x
  3. Step 3: Cross multiply
    350,079.60x = 524,244.60 × 231,106.80
  4. Step 4: Simplify right side
    350,079.60x = 121,156,491,923.28
  5. Step 5: Solve for x
    x = 121,156,491,923.28/350,079.60
  6. Step 6: Final answer
    x = 346,082.70

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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.