Home / 323,766.55-485,504.03-146,182.15

Finding the Fourth Proportional to 323,766.55, 485,504.03 and 146,182.15

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Solution

The fourth proportional to 323,766.55, 485,504.03 and 146,182.15 is: 219,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,766.55 : 485,504.03 = 146,182.15 : x
  2. Step 2: Convert to fraction form
    323,766.55/485,504.03 = 146,182.15/x
  3. Step 3: Cross multiply
    323,766.55x = 485,504.03 × 146,182.15
  4. Step 4: Simplify right side
    323,766.55x = 70,972,022,208.15
  5. Step 5: Solve for x
    x = 70,972,022,208.15/323,766.55
  6. Step 6: Final answer
    x = 219,207.40

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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.