Home / 726,618.36-1,002,165.30-472,051.56

Finding the Fourth Proportional to 726,618.36, 1,002,165.30 and 472,051.56

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Solution

The fourth proportional to 726,618.36, 1,002,165.30 and 472,051.56 is: 651,062.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,618.36 : 1,002,165.30 = 472,051.56 : x
  2. Step 2: Convert to fraction form
    726,618.36/1,002,165.30 = 472,051.56/x
  3. Step 3: Cross multiply
    726,618.36x = 1,002,165.30 × 472,051.56
  4. Step 4: Simplify right side
    726,618.36x = 473,073,693,242.87
  5. Step 5: Solve for x
    x = 473,073,693,242.87/726,618.36
  6. Step 6: Final answer
    x = 651,062.12

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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.