Home / 331,666.32-496,507.94-203,177.85

Finding the Fourth Proportional to 331,666.32, 496,507.94 and 203,177.85

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Solution

The fourth proportional to 331,666.32, 496,507.94 and 203,177.85 is: 304,159.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,666.32 : 496,507.94 = 203,177.85 : x
  2. Step 2: Convert to fraction form
    331,666.32/496,507.94 = 203,177.85/x
  3. Step 3: Cross multiply
    331,666.32x = 496,507.94 × 203,177.85
  4. Step 4: Simplify right side
    331,666.32x = 100,879,413,641.25
  5. Step 5: Solve for x
    x = 100,879,413,641.25/331,666.32
  6. Step 6: Final answer
    x = 304,159.35

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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.