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Finding the Fourth Proportional to 248,690.28, 372,723.30 and 195,891.24

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Solution

The fourth proportional to 248,690.28, 372,723.30 and 195,891.24 is: 293,591.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,690.28 : 372,723.30 = 195,891.24 : x
  2. Step 2: Convert to fraction form
    248,690.28/372,723.30 = 195,891.24/x
  3. Step 3: Cross multiply
    248,690.28x = 372,723.30 × 195,891.24
  4. Step 4: Simplify right side
    248,690.28x = 73,013,229,413.89
  5. Step 5: Solve for x
    x = 73,013,229,413.89/248,690.28
  6. Step 6: Final answer
    x = 293,591.01

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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.