Home / 499,428.04-749,122.20-275,233

Finding the Fourth Proportional to 499,428.04, 749,122.20 and 275,233

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Solution

The fourth proportional to 499,428.04, 749,122.20 and 275,233 is: 412,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,428.04 : 749,122.20 = 275,233 : x
  2. Step 2: Convert to fraction form
    499,428.04/749,122.20 = 275,233/x
  3. Step 3: Cross multiply
    499,428.04x = 749,122.20 × 275,233
  4. Step 4: Simplify right side
    499,428.04x = 206,183,150,472.60
  5. Step 5: Solve for x
    x = 206,183,150,472.60/499,428.04
  6. Step 6: Final answer
    x = 412,838.56

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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.