Home / 925,961.85-1,389,042.41-294,728.04

Finding the Fourth Proportional to 925,961.85, 1,389,042.41 and 294,728.04

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Solution

The fourth proportional to 925,961.85, 1,389,042.41 and 294,728.04 is: 442,123.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,961.85 : 1,389,042.41 = 294,728.04 : x
  2. Step 2: Convert to fraction form
    925,961.85/1,389,042.41 = 294,728.04/x
  3. Step 3: Cross multiply
    925,961.85x = 1,389,042.41 × 294,728.04
  4. Step 4: Simplify right side
    925,961.85x = 409,389,745,502.54
  5. Step 5: Solve for x
    x = 409,389,745,502.54/925,961.85
  6. Step 6: Final answer
    x = 442,123.77

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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.