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Finding the Fourth Proportional to 293,797.44, 405,440.64 and 159,661.44

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Solution

The fourth proportional to 293,797.44, 405,440.64 and 159,661.44 is: 220,332.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,797.44 : 405,440.64 = 159,661.44 : x
  2. Step 2: Convert to fraction form
    293,797.44/405,440.64 = 159,661.44/x
  3. Step 3: Cross multiply
    293,797.44x = 405,440.64 × 159,661.44
  4. Step 4: Simplify right side
    293,797.44x = 64,733,236,416.92
  5. Step 5: Solve for x
    x = 64,733,236,416.92/293,797.44
  6. Step 6: Final answer
    x = 220,332.88

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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.