Home / 798,849.56-1,102,419.90-454,668.62

Finding the Fourth Proportional to 798,849.56, 1,102,419.90 and 454,668.62

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Solution

The fourth proportional to 798,849.56, 1,102,419.90 and 454,668.62 is: 627,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,849.56 : 1,102,419.90 = 454,668.62 : x
  2. Step 2: Convert to fraction form
    798,849.56/1,102,419.90 = 454,668.62/x
  3. Step 3: Cross multiply
    798,849.56x = 1,102,419.90 × 454,668.62
  4. Step 4: Simplify right side
    798,849.56x = 501,235,734,593.54
  5. Step 5: Solve for x
    x = 501,235,734,593.54/798,849.56
  6. Step 6: Final answer
    x = 627,446.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.