Home / 654,719.94-982,319.78-275,736.06

Finding the Fourth Proportional to 654,719.94, 982,319.78 and 275,736.06

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Solution

The fourth proportional to 654,719.94, 982,319.78 and 275,736.06 is: 413,705.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,719.94 : 982,319.78 = 275,736.06 : x
  2. Step 2: Convert to fraction form
    654,719.94/982,319.78 = 275,736.06/x
  3. Step 3: Cross multiply
    654,719.94x = 982,319.78 × 275,736.06
  4. Step 4: Simplify right side
    654,719.94x = 270,860,984,418.59
  5. Step 5: Solve for x
    x = 270,860,984,418.59/654,719.94
  6. Step 6: Final answer
    x = 413,705.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.