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Finding the Fourth Proportional to 335,910.60, 503,865.90 and 148,922.10

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Solution

The fourth proportional to 335,910.60, 503,865.90 and 148,922.10 is: 223,383.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,910.60 : 503,865.90 = 148,922.10 : x
  2. Step 2: Convert to fraction form
    335,910.60/503,865.90 = 148,922.10/x
  3. Step 3: Cross multiply
    335,910.60x = 503,865.90 × 148,922.10
  4. Step 4: Simplify right side
    335,910.60x = 75,036,767,946.39
  5. Step 5: Solve for x
    x = 75,036,767,946.39/335,910.60
  6. Step 6: Final answer
    x = 223,383.15

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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.