Home / 432,230.88-647,902.98-165,919.62

Finding the Fourth Proportional to 432,230.88, 647,902.98 and 165,919.62

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Solution

The fourth proportional to 432,230.88, 647,902.98 and 165,919.62 is: 248,709.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,230.88 : 647,902.98 = 165,919.62 : x
  2. Step 2: Convert to fraction form
    432,230.88/647,902.98 = 165,919.62/x
  3. Step 3: Cross multiply
    432,230.88x = 647,902.98 × 165,919.62
  4. Step 4: Simplify right side
    432,230.88x = 107,499,816,238.47
  5. Step 5: Solve for x
    x = 107,499,816,238.47/432,230.88
  6. Step 6: Final answer
    x = 248,709.25

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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.