Home / 339,253.30-508,802.20-202,515.04

Finding the Fourth Proportional to 339,253.30, 508,802.20 and 202,515.04

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Solution

The fourth proportional to 339,253.30, 508,802.20 and 202,515.04 is: 303,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,253.30 : 508,802.20 = 202,515.04 : x
  2. Step 2: Convert to fraction form
    339,253.30/508,802.20 = 202,515.04/x
  3. Step 3: Cross multiply
    339,253.30x = 508,802.20 × 202,515.04
  4. Step 4: Simplify right side
    339,253.30x = 103,040,097,885.09
  5. Step 5: Solve for x
    x = 103,040,097,885.09/339,253.30
  6. Step 6: Final answer
    x = 303,726.15

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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.