Home / 591,013.44-815,594.40-322,741.44

Finding the Fourth Proportional to 591,013.44, 815,594.40 and 322,741.44

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Solution

The fourth proportional to 591,013.44, 815,594.40 and 322,741.44 is: 445,380.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,013.44 : 815,594.40 = 322,741.44 : x
  2. Step 2: Convert to fraction form
    591,013.44/815,594.40 = 322,741.44/x
  3. Step 3: Cross multiply
    591,013.44x = 815,594.40 × 322,741.44
  4. Step 4: Simplify right side
    591,013.44x = 263,226,111,111.94
  5. Step 5: Solve for x
    x = 263,226,111,111.94/591,013.44
  6. Step 6: Final answer
    x = 445,380.92

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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.