Home / 955,456.83-1,318,379.76-547,480.22

Finding the Fourth Proportional to 955,456.83, 1,318,379.76 and 547,480.22

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Solution

The fourth proportional to 955,456.83, 1,318,379.76 and 547,480.22 is: 755,436.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,456.83 : 1,318,379.76 = 547,480.22 : x
  2. Step 2: Convert to fraction form
    955,456.83/1,318,379.76 = 547,480.22/x
  3. Step 3: Cross multiply
    955,456.83x = 1,318,379.76 × 547,480.22
  4. Step 4: Simplify right side
    955,456.83x = 721,786,834,456.45
  5. Step 5: Solve for x
    x = 721,786,834,456.45/955,456.83
  6. Step 6: Final answer
    x = 755,436.36

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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.