Home / 377,053.20-565,550.40-219,180.96

Finding the Fourth Proportional to 377,053.20, 565,550.40 and 219,180.96

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Solution

The fourth proportional to 377,053.20, 565,550.40 and 219,180.96 is: 328,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,053.20 : 565,550.40 = 219,180.96 : x
  2. Step 2: Convert to fraction form
    377,053.20/565,550.40 = 219,180.96/x
  3. Step 3: Cross multiply
    377,053.20x = 565,550.40 × 219,180.96
  4. Step 4: Simplify right side
    377,053.20x = 123,957,879,600.38
  5. Step 5: Solve for x
    x = 123,957,879,600.38/377,053.20
  6. Step 6: Final answer
    x = 328,754.35

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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.