Home / 443,106.46-664,876.59-274,581.73

Finding the Fourth Proportional to 443,106.46, 664,876.59 and 274,581.73

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Solution

The fourth proportional to 443,106.46, 664,876.59 and 274,581.73 is: 412,007.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,106.46 : 664,876.59 = 274,581.73 : x
  2. Step 2: Convert to fraction form
    443,106.46/664,876.59 = 274,581.73/x
  3. Step 3: Cross multiply
    443,106.46x = 664,876.59 × 274,581.73
  4. Step 4: Simplify right side
    443,106.46x = 182,562,964,318.70
  5. Step 5: Solve for x
    x = 182,562,964,318.70/443,106.46
  6. Step 6: Final answer
    x = 412,007.00

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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.