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Finding the Fourth Proportional to 234,886.56, 323,695.96 and 230,568.04

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Solution

The fourth proportional to 234,886.56, 323,695.96 and 230,568.04 is: 317,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,886.56 : 323,695.96 = 230,568.04 : x
  2. Step 2: Convert to fraction form
    234,886.56/323,695.96 = 230,568.04/x
  3. Step 3: Cross multiply
    234,886.56x = 323,695.96 × 230,568.04
  4. Step 4: Simplify right side
    234,886.56x = 74,633,943,053.12
  5. Step 5: Solve for x
    x = 74,633,943,053.12/234,886.56
  6. Step 6: Final answer
    x = 317,744.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.