Home / 400,517.37-552,852.23-230,819.13

Finding the Fourth Proportional to 400,517.37, 552,852.23 and 230,819.13

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Solution

The fourth proportional to 400,517.37, 552,852.23 and 230,819.13 is: 318,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,517.37 : 552,852.23 = 230,819.13 : x
  2. Step 2: Convert to fraction form
    400,517.37/552,852.23 = 230,819.13/x
  3. Step 3: Cross multiply
    400,517.37x = 552,852.23 × 230,819.13
  4. Step 4: Simplify right side
    400,517.37x = 127,608,869,593.06
  5. Step 5: Solve for x
    x = 127,608,869,593.06/400,517.37
  6. Step 6: Final answer
    x = 318,610.08

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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.