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Finding the Fourth Proportional to 303,245.56, 453,921.78 and 223,373.59

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Solution

The fourth proportional to 303,245.56, 453,921.78 and 223,373.59 is: 334,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,245.56 : 453,921.78 = 223,373.59 : x
  2. Step 2: Convert to fraction form
    303,245.56/453,921.78 = 223,373.59/x
  3. Step 3: Cross multiply
    303,245.56x = 453,921.78 × 223,373.59
  4. Step 4: Simplify right side
    303,245.56x = 101,394,134,191.31
  5. Step 5: Solve for x
    x = 101,394,134,191.31/303,245.56
  6. Step 6: Final answer
    x = 334,363.13

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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.