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Finding the Fourth Proportional to 296,052.60, 444,078.90 and 109,039.80

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Solution

The fourth proportional to 296,052.60, 444,078.90 and 109,039.80 is: 163,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,052.60 : 444,078.90 = 109,039.80 : x
  2. Step 2: Convert to fraction form
    296,052.60/444,078.90 = 109,039.80/x
  3. Step 3: Cross multiply
    296,052.60x = 444,078.90 × 109,039.80
  4. Step 4: Simplify right side
    296,052.60x = 48,422,274,440.22
  5. Step 5: Solve for x
    x = 48,422,274,440.22/296,052.60
  6. Step 6: Final answer
    x = 163,559.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.