Home / 400,545.04-552,747.76-228,458.56

Finding the Fourth Proportional to 400,545.04, 552,747.76 and 228,458.56

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Solution

The fourth proportional to 400,545.04, 552,747.76 and 228,458.56 is: 315,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,545.04 : 552,747.76 = 228,458.56 : x
  2. Step 2: Convert to fraction form
    400,545.04/552,747.76 = 228,458.56/x
  3. Step 3: Cross multiply
    400,545.04x = 552,747.76 × 228,458.56
  4. Step 4: Simplify right side
    400,545.04x = 126,279,957,292.83
  5. Step 5: Solve for x
    x = 126,279,957,292.83/400,545.04
  6. Step 6: Final answer
    x = 315,270.31

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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.