Home / 304,910.85-457,438.94-105,232.97

Finding the Fourth Proportional to 304,910.85, 457,438.94 and 105,232.97

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Solution

The fourth proportional to 304,910.85, 457,438.94 and 105,232.97 is: 157,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,910.85 : 457,438.94 = 105,232.97 : x
  2. Step 2: Convert to fraction form
    304,910.85/457,438.94 = 105,232.97/x
  3. Step 3: Cross multiply
    304,910.85x = 457,438.94 × 105,232.97
  4. Step 4: Simplify right side
    304,910.85x = 48,137,659,656.53
  5. Step 5: Solve for x
    x = 48,137,659,656.53/304,910.85
  6. Step 6: Final answer
    x = 157,874.54

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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.