Home / 982,099.82-1,472,720.28-495,482.60

Finding the Fourth Proportional to 982,099.82, 1,472,720.28 and 495,482.60

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Solution

The fourth proportional to 982,099.82, 1,472,720.28 and 495,482.60 is: 743,007.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,099.82 : 1,472,720.28 = 495,482.60 : x
  2. Step 2: Convert to fraction form
    982,099.82/1,472,720.28 = 495,482.60/x
  3. Step 3: Cross multiply
    982,099.82x = 1,472,720.28 × 495,482.60
  4. Step 4: Simplify right side
    982,099.82x = 729,707,273,407.13
  5. Step 5: Solve for x
    x = 729,707,273,407.13/982,099.82
  6. Step 6: Final answer
    x = 743,007.24

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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.