Home / 372,268.20-558,402.30-268,069.80

Finding the Fourth Proportional to 372,268.20, 558,402.30 and 268,069.80

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Solution

The fourth proportional to 372,268.20, 558,402.30 and 268,069.80 is: 402,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,268.20 : 558,402.30 = 268,069.80 : x
  2. Step 2: Convert to fraction form
    372,268.20/558,402.30 = 268,069.80/x
  3. Step 3: Cross multiply
    372,268.20x = 558,402.30 × 268,069.80
  4. Step 4: Simplify right side
    372,268.20x = 149,690,792,880.54
  5. Step 5: Solve for x
    x = 149,690,792,880.54/372,268.20
  6. Step 6: Final answer
    x = 402,104.70

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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.