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Finding the Fourth Proportional to 234,393.30, 352,587.69 and 212,471.04

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Solution

The fourth proportional to 234,393.30, 352,587.69 and 212,471.04 is: 319,610.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,393.30 : 352,587.69 = 212,471.04 : x
  2. Step 2: Convert to fraction form
    234,393.30/352,587.69 = 212,471.04/x
  3. Step 3: Cross multiply
    234,393.30x = 352,587.69 × 212,471.04
  4. Step 4: Simplify right side
    234,393.30x = 74,914,673,185.50
  5. Step 5: Solve for x
    x = 74,914,673,185.50/234,393.30
  6. Step 6: Final answer
    x = 319,610.98

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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.