Home / 377,793.50-521,355.03-208,027.22

Finding the Fourth Proportional to 377,793.50, 521,355.03 and 208,027.22

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Solution

The fourth proportional to 377,793.50, 521,355.03 and 208,027.22 is: 287,077.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,793.50 : 521,355.03 = 208,027.22 : x
  2. Step 2: Convert to fraction form
    377,793.50/521,355.03 = 208,027.22/x
  3. Step 3: Cross multiply
    377,793.50x = 521,355.03 × 208,027.22
  4. Step 4: Simplify right side
    377,793.50x = 108,456,037,523.92
  5. Step 5: Solve for x
    x = 108,456,037,523.92/377,793.50
  6. Step 6: Final answer
    x = 287,077.56

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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.