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Finding the Fourth Proportional to 273,847.80, 410,771.70 and 245,854.20

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Solution

The fourth proportional to 273,847.80, 410,771.70 and 245,854.20 is: 368,781.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,847.80 : 410,771.70 = 245,854.20 : x
  2. Step 2: Convert to fraction form
    273,847.80/410,771.70 = 245,854.20/x
  3. Step 3: Cross multiply
    273,847.80x = 410,771.70 × 245,854.20
  4. Step 4: Simplify right side
    273,847.80x = 100,989,947,686.14
  5. Step 5: Solve for x
    x = 100,989,947,686.14/273,847.80
  6. Step 6: Final answer
    x = 368,781.30

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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.