Home / 800,542.34-1,200,793.54-374,554.79

Finding the Fourth Proportional to 800,542.34, 1,200,793.54 and 374,554.79

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Solution

The fourth proportional to 800,542.34, 1,200,793.54 and 374,554.79 is: 561,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,542.34 : 1,200,793.54 = 374,554.79 : x
  2. Step 2: Convert to fraction form
    800,542.34/1,200,793.54 = 374,554.79/x
  3. Step 3: Cross multiply
    800,542.34x = 1,200,793.54 × 374,554.79
  4. Step 4: Simplify right side
    800,542.34x = 449,762,970,335.28
  5. Step 5: Solve for x
    x = 449,762,970,335.28/800,542.34
  6. Step 6: Final answer
    x = 561,822.84

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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.