Home / 726,616.36-1,002,162.54-472,049.56

Finding the Fourth Proportional to 726,616.36, 1,002,162.54 and 472,049.56

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Solution

The fourth proportional to 726,616.36, 1,002,162.54 and 472,049.56 is: 651,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,616.36 : 1,002,162.54 = 472,049.56 : x
  2. Step 2: Convert to fraction form
    726,616.36/1,002,162.54 = 472,049.56/x
  3. Step 3: Cross multiply
    726,616.36x = 1,002,162.54 × 472,049.56
  4. Step 4: Simplify right side
    726,616.36x = 473,070,386,055.48
  5. Step 5: Solve for x
    x = 473,070,386,055.48/726,616.36
  6. Step 6: Final answer
    x = 651,059.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.