Home / 236,424.20-354,636.30-229,863.20

Finding the Fourth Proportional to 236,424.20, 354,636.30 and 229,863.20

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Solution

The fourth proportional to 236,424.20, 354,636.30 and 229,863.20 is: 344,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,424.20 : 354,636.30 = 229,863.20 : x
  2. Step 2: Convert to fraction form
    236,424.20/354,636.30 = 229,863.20/x
  3. Step 3: Cross multiply
    236,424.20x = 354,636.30 × 229,863.20
  4. Step 4: Simplify right side
    236,424.20x = 81,517,834,754.16
  5. Step 5: Solve for x
    x = 81,517,834,754.16/236,424.20
  6. Step 6: Final answer
    x = 344,794.80

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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.