Home / 432,229.63-647,901.04-165,918.43

Finding the Fourth Proportional to 432,229.63, 647,901.04 and 165,918.43

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Solution

The fourth proportional to 432,229.63, 647,901.04 and 165,918.43 is: 248,707.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,229.63 : 647,901.04 = 165,918.43 : x
  2. Step 2: Convert to fraction form
    432,229.63/647,901.04 = 165,918.43/x
  3. Step 3: Cross multiply
    432,229.63x = 647,901.04 × 165,918.43
  4. Step 4: Simplify right side
    432,229.63x = 107,498,723,352.17
  5. Step 5: Solve for x
    x = 107,498,723,352.17/432,229.63
  6. Step 6: Final answer
    x = 248,707.44

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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.