Home / 724,291.14-1,086,553.38-225,538.50

Finding the Fourth Proportional to 724,291.14, 1,086,553.38 and 225,538.50

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Solution

The fourth proportional to 724,291.14, 1,086,553.38 and 225,538.50 is: 338,344.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,291.14 : 1,086,553.38 = 225,538.50 : x
  2. Step 2: Convert to fraction form
    724,291.14/1,086,553.38 = 225,538.50/x
  3. Step 3: Cross multiply
    724,291.14x = 1,086,553.38 × 225,538.50
  4. Step 4: Simplify right side
    724,291.14x = 245,059,619,495.13
  5. Step 5: Solve for x
    x = 245,059,619,495.13/724,291.14
  6. Step 6: Final answer
    x = 338,344.08

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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.