Home / 432,244.20-647,540.10-232,498.20

Finding the Fourth Proportional to 432,244.20, 647,540.10 and 232,498.20

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Solution

The fourth proportional to 432,244.20, 647,540.10 and 232,498.20 is: 348,302.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,244.20 : 647,540.10 = 232,498.20 : x
  2. Step 2: Convert to fraction form
    432,244.20/647,540.10 = 232,498.20/x
  3. Step 3: Cross multiply
    432,244.20x = 647,540.10 × 232,498.20
  4. Step 4: Simplify right side
    432,244.20x = 150,551,907,677.82
  5. Step 5: Solve for x
    x = 150,551,907,677.82/432,244.20
  6. Step 6: Final answer
    x = 348,302.90

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1.5x scale

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.