Home / 335,933.20-503,316.60-217,543.60

Finding the Fourth Proportional to 335,933.20, 503,316.60 and 217,543.60

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Solution

The fourth proportional to 335,933.20, 503,316.60 and 217,543.60 is: 325,937.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,933.20 : 503,316.60 = 217,543.60 : x
  2. Step 2: Convert to fraction form
    335,933.20/503,316.60 = 217,543.60/x
  3. Step 3: Cross multiply
    335,933.20x = 503,316.60 × 217,543.60
  4. Step 4: Simplify right side
    335,933.20x = 109,493,305,103.76
  5. Step 5: Solve for x
    x = 109,493,305,103.76/335,933.20
  6. Step 6: Final answer
    x = 325,937.73

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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.