Home / 432,105.98-647,792.96-179,228.63

Finding the Fourth Proportional to 432,105.98, 647,792.96 and 179,228.63

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Solution

The fourth proportional to 432,105.98, 647,792.96 and 179,228.63 is: 268,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,105.98 : 647,792.96 = 179,228.63 : x
  2. Step 2: Convert to fraction form
    432,105.98/647,792.96 = 179,228.63/x
  3. Step 3: Cross multiply
    432,105.98x = 647,792.96 × 179,228.63
  4. Step 4: Simplify right side
    432,105.98x = 116,103,045,467.78
  5. Step 5: Solve for x
    x = 116,103,045,467.78/432,105.98
  6. Step 6: Final answer
    x = 268,691.14

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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.