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Finding the Fourth Proportional to 295,867.92, 408,297.84 and 159,901.44

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Solution

The fourth proportional to 295,867.92, 408,297.84 and 159,901.44 is: 220,664.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,867.92 : 408,297.84 = 159,901.44 : x
  2. Step 2: Convert to fraction form
    295,867.92/408,297.84 = 159,901.44/x
  3. Step 3: Cross multiply
    295,867.92x = 408,297.84 × 159,901.44
  4. Step 4: Simplify right side
    295,867.92x = 65,287,412,564.89
  5. Step 5: Solve for x
    x = 65,287,412,564.89/295,867.92
  6. Step 6: Final answer
    x = 220,664.05

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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.