Home / 360,947.97-498,102.14-199,799.55

Finding the Fourth Proportional to 360,947.97, 498,102.14 and 199,799.55

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Solution

The fourth proportional to 360,947.97, 498,102.14 and 199,799.55 is: 275,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,947.97 : 498,102.14 = 199,799.55 : x
  2. Step 2: Convert to fraction form
    360,947.97/498,102.14 = 199,799.55/x
  3. Step 3: Cross multiply
    360,947.97x = 498,102.14 × 199,799.55
  4. Step 4: Simplify right side
    360,947.97x = 99,520,583,925.54
  5. Step 5: Solve for x
    x = 99,520,583,925.54/360,947.97
  6. Step 6: Final answer
    x = 275,720.03

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1.5x scale

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.