Home / 439,904.70-659,419.65-202,833.90

Finding the Fourth Proportional to 439,904.70, 659,419.65 and 202,833.90

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Solution

The fourth proportional to 439,904.70, 659,419.65 and 202,833.90 is: 304,049.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,904.70 : 659,419.65 = 202,833.90 : x
  2. Step 2: Convert to fraction form
    439,904.70/659,419.65 = 202,833.90/x
  3. Step 3: Cross multiply
    439,904.70x = 659,419.65 × 202,833.90
  4. Step 4: Simplify right side
    439,904.70x = 133,752,659,346.14
  5. Step 5: Solve for x
    x = 133,752,659,346.14/439,904.70
  6. Step 6: Final answer
    x = 304,049.17

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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.