Home / 664,259.20-996,382.23-304,327.95

Finding the Fourth Proportional to 664,259.20, 996,382.23 and 304,327.95

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Solution

The fourth proportional to 664,259.20, 996,382.23 and 304,327.95 is: 456,488.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,259.20 : 996,382.23 = 304,327.95 : x
  2. Step 2: Convert to fraction form
    664,259.20/996,382.23 = 304,327.95/x
  3. Step 3: Cross multiply
    664,259.20x = 996,382.23 × 304,327.95
  4. Step 4: Simplify right side
    664,259.20x = 303,226,961,472.33
  5. Step 5: Solve for x
    x = 303,226,961,472.33/664,259.20
  6. Step 6: Final answer
    x = 456,488.91

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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.