Home / 526,262.46-726,076.42-322,100.55

Finding the Fourth Proportional to 526,262.46, 726,076.42 and 322,100.55

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Solution

The fourth proportional to 526,262.46, 726,076.42 and 322,100.55 is: 444,397.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,262.46 : 726,076.42 = 322,100.55 : x
  2. Step 2: Convert to fraction form
    526,262.46/726,076.42 = 322,100.55/x
  3. Step 3: Cross multiply
    526,262.46x = 726,076.42 × 322,100.55
  4. Step 4: Simplify right side
    526,262.46x = 233,869,609,638.26
  5. Step 5: Solve for x
    x = 233,869,609,638.26/526,262.46
  6. Step 6: Final answer
    x = 444,397.28

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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.