Home / 591,253.44-815,928.48-322,981.44

Finding the Fourth Proportional to 591,253.44, 815,928.48 and 322,981.44

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Solution

The fourth proportional to 591,253.44, 815,928.48 and 322,981.44 is: 445,713.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,253.44 : 815,928.48 = 322,981.44 : x
  2. Step 2: Convert to fraction form
    591,253.44/815,928.48 = 322,981.44/x
  3. Step 3: Cross multiply
    591,253.44x = 815,928.48 × 322,981.44
  4. Step 4: Simplify right side
    591,253.44x = 263,529,755,407.41
  5. Step 5: Solve for x
    x = 263,529,755,407.41/591,253.44
  6. Step 6: Final answer
    x = 445,713.69

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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.