Home / 356,254.61-491,631.36-195,110.04

Finding the Fourth Proportional to 356,254.61, 491,631.36 and 195,110.04

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Solution

The fourth proportional to 356,254.61, 491,631.36 and 195,110.04 is: 269,251.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,254.61 : 491,631.36 = 195,110.04 : x
  2. Step 2: Convert to fraction form
    356,254.61/491,631.36 = 195,110.04/x
  3. Step 3: Cross multiply
    356,254.61x = 491,631.36 × 195,110.04
  4. Step 4: Simplify right side
    356,254.61x = 95,922,217,040.10
  5. Step 5: Solve for x
    x = 95,922,217,040.10/356,254.61
  6. Step 6: Final answer
    x = 269,251.86

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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.