Home / 526,264.31-726,078.95-322,102.39

Finding the Fourth Proportional to 526,264.31, 726,078.95 and 322,102.39

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Solution

The fourth proportional to 526,264.31, 726,078.95 and 322,102.39 is: 444,399.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,264.31 : 726,078.95 = 322,102.39 : x
  2. Step 2: Convert to fraction form
    526,264.31/726,078.95 = 322,102.39/x
  3. Step 3: Cross multiply
    526,264.31x = 726,078.95 × 322,102.39
  4. Step 4: Simplify right side
    526,264.31x = 233,871,766,079.09
  5. Step 5: Solve for x
    x = 233,871,766,079.09/526,264.31
  6. Step 6: Final answer
    x = 444,399.83

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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.