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Finding the Fourth Proportional to 550,342.27, 825,595.42 and 195,326.56

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Solution

The fourth proportional to 550,342.27, 825,595.42 and 195,326.56 is: 293,018.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,342.27 : 825,595.42 = 195,326.56 : x
  2. Step 2: Convert to fraction form
    550,342.27/825,595.42 = 195,326.56/x
  3. Step 3: Cross multiply
    550,342.27x = 825,595.42 × 195,326.56
  4. Step 4: Simplify right side
    550,342.27x = 161,260,709,212.38
  5. Step 5: Solve for x
    x = 161,260,709,212.38/550,342.27
  6. Step 6: Final answer
    x = 293,018.94

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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.