Home / 1,040,371.50-1,560,557.25-252,403.50

Finding the Fourth Proportional to 1,040,371.50, 1,560,557.25 and 252,403.50

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Solution

The fourth proportional to 1,040,371.50, 1,560,557.25 and 252,403.50 is: 378,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,371.50 : 1,560,557.25 = 252,403.50 : x
  2. Step 2: Convert to fraction form
    1,040,371.50/1,560,557.25 = 252,403.50/x
  3. Step 3: Cross multiply
    1,040,371.50x = 1,560,557.25 × 252,403.50
  4. Step 4: Simplify right side
    1,040,371.50x = 393,890,111,850.38
  5. Step 5: Solve for x
    x = 393,890,111,850.38/1,040,371.50
  6. Step 6: Final answer
    x = 378,605.25

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Similar ratio
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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.