Home / 226,518.54-339,732.45-215,277.90

Finding the Fourth Proportional to 226,518.54, 339,732.45 and 215,277.90

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Solution

The fourth proportional to 226,518.54, 339,732.45 and 215,277.90 is: 322,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,518.54 : 339,732.45 = 215,277.90 : x
  2. Step 2: Convert to fraction form
    226,518.54/339,732.45 = 215,277.90/x
  3. Step 3: Cross multiply
    226,518.54x = 339,732.45 × 215,277.90
  4. Step 4: Simplify right side
    226,518.54x = 73,136,888,397.86
  5. Step 5: Solve for x
    x = 73,136,888,397.86/226,518.54
  6. Step 6: Final answer
    x = 322,873.74

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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.