Home / 534,768.66-737,887.04-305,221.14

Finding the Fourth Proportional to 534,768.66, 737,887.04 and 305,221.14

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Solution

The fourth proportional to 534,768.66, 737,887.04 and 305,221.14 is: 421,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,768.66 : 737,887.04 = 305,221.14 : x
  2. Step 2: Convert to fraction form
    534,768.66/737,887.04 = 305,221.14/x
  3. Step 3: Cross multiply
    534,768.66x = 737,887.04 × 305,221.14
  4. Step 4: Simplify right side
    534,768.66x = 225,218,723,540.03
  5. Step 5: Solve for x
    x = 225,218,723,540.03/534,768.66
  6. Step 6: Final answer
    x = 421,151.69

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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.