Home / 534,759.26-737,895.56-305,301.96

Finding the Fourth Proportional to 534,759.26, 737,895.56 and 305,301.96

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Solution

The fourth proportional to 534,759.26, 737,895.56 and 305,301.96 is: 421,275.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,759.26 : 737,895.56 = 305,301.96 : x
  2. Step 2: Convert to fraction form
    534,759.26/737,895.56 = 305,301.96/x
  3. Step 3: Cross multiply
    534,759.26x = 737,895.56 × 305,301.96
  4. Step 4: Simplify right side
    534,759.26x = 225,280,960,743.30
  5. Step 5: Solve for x
    x = 225,280,960,743.30/534,759.26
  6. Step 6: Final answer
    x = 421,275.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.