Home / 704,912.30-1,057,368.45-231,613.10

Finding the Fourth Proportional to 704,912.30, 1,057,368.45 and 231,613.10

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Solution

The fourth proportional to 704,912.30, 1,057,368.45 and 231,613.10 is: 347,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,912.30 : 1,057,368.45 = 231,613.10 : x
  2. Step 2: Convert to fraction form
    704,912.30/1,057,368.45 = 231,613.10/x
  3. Step 3: Cross multiply
    704,912.30x = 1,057,368.45 × 231,613.10
  4. Step 4: Simplify right side
    704,912.30x = 244,900,384,546.70
  5. Step 5: Solve for x
    x = 244,900,384,546.70/704,912.30
  6. Step 6: Final answer
    x = 347,419.65

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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.