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Finding the Fourth Proportional to 295,776.11, 408,171.02 and 159,810.09

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Solution

The fourth proportional to 295,776.11, 408,171.02 and 159,810.09 is: 220,537.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,776.11 : 408,171.02 = 159,810.09 : x
  2. Step 2: Convert to fraction form
    295,776.11/408,171.02 = 159,810.09/x
  3. Step 3: Cross multiply
    295,776.11x = 408,171.02 × 159,810.09
  4. Step 4: Simplify right side
    295,776.11x = 65,229,846,642.54
  5. Step 5: Solve for x
    x = 65,229,846,642.54/295,776.11
  6. Step 6: Final answer
    x = 220,537.92

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1.5x scale

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.