Home / 652,571.13-978,743.82-172,805.83

Finding the Fourth Proportional to 652,571.13, 978,743.82 and 172,805.83

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Solution

The fourth proportional to 652,571.13, 978,743.82 and 172,805.83 is: 259,178.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,571.13 : 978,743.82 = 172,805.83 : x
  2. Step 2: Convert to fraction form
    652,571.13/978,743.82 = 172,805.83/x
  3. Step 3: Cross multiply
    652,571.13x = 978,743.82 × 172,805.83
  4. Step 4: Simplify right side
    652,571.13x = 169,132,638,172.47
  5. Step 5: Solve for x
    x = 169,132,638,172.47/652,571.13
  6. Step 6: Final answer
    x = 259,178.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.