Home / 330,899.74-496,161.29-225,845.98

Finding the Fourth Proportional to 330,899.74, 496,161.29 and 225,845.98

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Solution

The fourth proportional to 330,899.74, 496,161.29 and 225,845.98 is: 338,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,899.74 : 496,161.29 = 225,845.98 : x
  2. Step 2: Convert to fraction form
    330,899.74/496,161.29 = 225,845.98/x
  3. Step 3: Cross multiply
    330,899.74x = 496,161.29 × 225,845.98
  4. Step 4: Simplify right side
    330,899.74x = 112,056,032,778.11
  5. Step 5: Solve for x
    x = 112,056,032,778.11/330,899.74
  6. Step 6: Final answer
    x = 338,640.44

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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.