Home / 762,508.38-1,143,770.78-230,034.02

Finding the Fourth Proportional to 762,508.38, 1,143,770.78 and 230,034.02

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Solution

The fourth proportional to 762,508.38, 1,143,770.78 and 230,034.02 is: 345,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,508.38 : 1,143,770.78 = 230,034.02 : x
  2. Step 2: Convert to fraction form
    762,508.38/1,143,770.78 = 230,034.02/x
  3. Step 3: Cross multiply
    762,508.38x = 1,143,770.78 × 230,034.02
  4. Step 4: Simplify right side
    762,508.38x = 263,106,193,916.45
  5. Step 5: Solve for x
    x = 263,106,193,916.45/762,508.38
  6. Step 6: Final answer
    x = 345,053.51

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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.