Home / 339,867.15-469,052.49-194,684.52

Finding the Fourth Proportional to 339,867.15, 469,052.49 and 194,684.52

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Solution

The fourth proportional to 339,867.15, 469,052.49 and 194,684.52 is: 268,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,867.15 : 469,052.49 = 194,684.52 : x
  2. Step 2: Convert to fraction form
    339,867.15/469,052.49 = 194,684.52/x
  3. Step 3: Cross multiply
    339,867.15x = 469,052.49 × 194,684.52
  4. Step 4: Simplify right side
    339,867.15x = 91,317,258,870.45
  5. Step 5: Solve for x
    x = 91,317,258,870.45/339,867.15
  6. Step 6: Final answer
    x = 268,685.16

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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.