Home / 307,872.06-461,742.15-179,702.91

Finding the Fourth Proportional to 307,872.06, 461,742.15 and 179,702.91

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Solution

The fourth proportional to 307,872.06, 461,742.15 and 179,702.91 is: 269,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,872.06 : 461,742.15 = 179,702.91 : x
  2. Step 2: Convert to fraction form
    307,872.06/461,742.15 = 179,702.91/x
  3. Step 3: Cross multiply
    307,872.06x = 461,742.15 × 179,702.91
  4. Step 4: Simplify right side
    307,872.06x = 82,976,408,024.66
  5. Step 5: Solve for x
    x = 82,976,408,024.66/307,872.06
  6. Step 6: Final answer
    x = 269,515.88

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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.