Home / 323,926.40-486,024-146,311.04

Finding the Fourth Proportional to 323,926.40, 486,024 and 146,311.04

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Solution

The fourth proportional to 323,926.40, 486,024 and 146,311.04 is: 219,527.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,926.40 : 486,024 = 146,311.04 : x
  2. Step 2: Convert to fraction form
    323,926.40/486,024 = 146,311.04/x
  3. Step 3: Cross multiply
    323,926.40x = 486,024 × 146,311.04
  4. Step 4: Simplify right side
    323,926.40x = 71,110,676,904.96
  5. Step 5: Solve for x
    x = 71,110,676,904.96/323,926.40
  6. Step 6: Final answer
    x = 219,527.27

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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.