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Finding the Fourth Proportional to 453,605.72, 680,027.22 and 303,387.53

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Solution

The fourth proportional to 453,605.72, 680,027.22 and 303,387.53 is: 454,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,605.72 : 680,027.22 = 303,387.53 : x
  2. Step 2: Convert to fraction form
    453,605.72/680,027.22 = 303,387.53/x
  3. Step 3: Cross multiply
    453,605.72x = 680,027.22 × 303,387.53
  4. Step 4: Simplify right side
    453,605.72x = 206,311,775,208.43
  5. Step 5: Solve for x
    x = 206,311,775,208.43/453,605.72
  6. Step 6: Final answer
    x = 454,826.22

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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.