Home / 274,681.04-379,098.24-198,446.84

Finding the Fourth Proportional to 274,681.04, 379,098.24 and 198,446.84

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Solution

The fourth proportional to 274,681.04, 379,098.24 and 198,446.84 is: 273,884.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,681.04 : 379,098.24 = 198,446.84 : x
  2. Step 2: Convert to fraction form
    274,681.04/379,098.24 = 198,446.84/x
  3. Step 3: Cross multiply
    274,681.04x = 379,098.24 × 198,446.84
  4. Step 4: Simplify right side
    274,681.04x = 75,230,847,777.56
  5. Step 5: Solve for x
    x = 75,230,847,777.56/274,681.04
  6. Step 6: Final answer
    x = 273,884.39

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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.