Home / 1,040,283.28-1,560,454.08-508,229.92

Finding the Fourth Proportional to 1,040,283.28, 1,560,454.08 and 508,229.92

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Solution

The fourth proportional to 1,040,283.28, 1,560,454.08 and 508,229.92 is: 762,359.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,283.28 : 1,560,454.08 = 508,229.92 : x
  2. Step 2: Convert to fraction form
    1,040,283.28/1,560,454.08 = 508,229.92/x
  3. Step 3: Cross multiply
    1,040,283.28x = 1,560,454.08 × 508,229.92
  4. Step 4: Simplify right side
    1,040,283.28x = 793,069,452,242.07
  5. Step 5: Solve for x
    x = 793,069,452,242.07/1,040,283.28
  6. Step 6: Final answer
    x = 762,359.13

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Double scale
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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.