Home / 296,290.22-444,479.09-85,900.82

Finding the Fourth Proportional to 296,290.22, 444,479.09 and 85,900.82

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Solution

The fourth proportional to 296,290.22, 444,479.09 and 85,900.82 is: 128,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,290.22 : 444,479.09 = 85,900.82 : x
  2. Step 2: Convert to fraction form
    296,290.22/444,479.09 = 85,900.82/x
  3. Step 3: Cross multiply
    296,290.22x = 444,479.09 × 85,900.82
  4. Step 4: Simplify right side
    296,290.22x = 38,181,115,651.95
  5. Step 5: Solve for x
    x = 38,181,115,651.95/296,290.22
  6. Step 6: Final answer
    x = 128,863.91

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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.