Home / 207,901.01-312,377.04-199,493.48

Finding the Fourth Proportional to 207,901.01, 312,377.04 and 199,493.48

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Solution

The fourth proportional to 207,901.01, 312,377.04 and 199,493.48 is: 299,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,901.01 : 312,377.04 = 199,493.48 : x
  2. Step 2: Convert to fraction form
    207,901.01/312,377.04 = 199,493.48/x
  3. Step 3: Cross multiply
    207,901.01x = 312,377.04 × 199,493.48
  4. Step 4: Simplify right side
    207,901.01x = 62,317,183,562.64
  5. Step 5: Solve for x
    x = 62,317,183,562.64/207,901.01
  6. Step 6: Final answer
    x = 299,744.49

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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.