Home / 453,723.07-680,738.52-200,969.59

Finding the Fourth Proportional to 453,723.07, 680,738.52 and 200,969.59

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Solution

The fourth proportional to 453,723.07, 680,738.52 and 200,969.59 is: 301,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,723.07 : 680,738.52 = 200,969.59 : x
  2. Step 2: Convert to fraction form
    453,723.07/680,738.52 = 200,969.59/x
  3. Step 3: Cross multiply
    453,723.07x = 680,738.52 × 200,969.59
  4. Step 4: Simplify right side
    453,723.07x = 136,807,741,261.61
  5. Step 5: Solve for x
    x = 136,807,741,261.61/453,723.07
  6. Step 6: Final answer
    x = 301,522.56

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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.