Home / 726,801.66-1,090,375.01-228,165.66

Finding the Fourth Proportional to 726,801.66, 1,090,375.01 and 228,165.66

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Solution

The fourth proportional to 726,801.66, 1,090,375.01 and 228,165.66 is: 342,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,801.66 : 1,090,375.01 = 228,165.66 : x
  2. Step 2: Convert to fraction form
    726,801.66/1,090,375.01 = 228,165.66/x
  3. Step 3: Cross multiply
    726,801.66x = 1,090,375.01 × 228,165.66
  4. Step 4: Simplify right side
    726,801.66x = 248,786,132,663.33
  5. Step 5: Solve for x
    x = 248,786,132,663.33/726,801.66
  6. Step 6: Final answer
    x = 342,302.65

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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.