Home / 331,006.68-456,822.84-195,084.39

Finding the Fourth Proportional to 331,006.68, 456,822.84 and 195,084.39

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Solution

The fourth proportional to 331,006.68, 456,822.84 and 195,084.39 is: 269,236.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,006.68 : 456,822.84 = 195,084.39 : x
  2. Step 2: Convert to fraction form
    331,006.68/456,822.84 = 195,084.39/x
  3. Step 3: Cross multiply
    331,006.68x = 456,822.84 × 195,084.39
  4. Step 4: Simplify right side
    331,006.68x = 89,119,005,079.47
  5. Step 5: Solve for x
    x = 89,119,005,079.47/331,006.68
  6. Step 6: Final answer
    x = 269,236.27

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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.