Home / 1,177,434.36-1,766,324.34-378,452.52

Finding the Fourth Proportional to 1,177,434.36, 1,766,324.34 and 378,452.52

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Solution

The fourth proportional to 1,177,434.36, 1,766,324.34 and 378,452.52 is: 567,734.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,434.36 : 1,766,324.34 = 378,452.52 : x
  2. Step 2: Convert to fraction form
    1,177,434.36/1,766,324.34 = 378,452.52/x
  3. Step 3: Cross multiply
    1,177,434.36x = 1,766,324.34 × 378,452.52
  4. Step 4: Simplify right side
    1,177,434.36x = 668,469,897,610.34
  5. Step 5: Solve for x
    x = 668,469,897,610.34/1,177,434.36
  6. Step 6: Final answer
    x = 567,734.32

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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.