Home / 726,866.82-1,002,904.59-611,020.71

Finding the Fourth Proportional to 726,866.82, 1,002,904.59 and 611,020.71

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Solution

The fourth proportional to 726,866.82, 1,002,904.59 and 611,020.71 is: 843,064.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,866.82 : 1,002,904.59 = 611,020.71 : x
  2. Step 2: Convert to fraction form
    726,866.82/1,002,904.59 = 611,020.71/x
  3. Step 3: Cross multiply
    726,866.82x = 1,002,904.59 × 611,020.71
  4. Step 4: Simplify right side
    726,866.82x = 612,795,474,644.06
  5. Step 5: Solve for x
    x = 612,795,474,644.06/726,866.82
  6. Step 6: Final answer
    x = 843,064.31

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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.