Home / 1,177,923.38-1,767,167.31-379,279.94

Finding the Fourth Proportional to 1,177,923.38, 1,767,167.31 and 379,279.94

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Solution

The fourth proportional to 1,177,923.38, 1,767,167.31 and 379,279.94 is: 569,010.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,923.38 : 1,767,167.31 = 379,279.94 : x
  2. Step 2: Convert to fraction form
    1,177,923.38/1,767,167.31 = 379,279.94/x
  3. Step 3: Cross multiply
    1,177,923.38x = 1,767,167.31 × 379,279.94
  4. Step 4: Simplify right side
    1,177,923.38x = 670,251,111,306.76
  5. Step 5: Solve for x
    x = 670,251,111,306.76/1,177,923.38
  6. Step 6: Final answer
    x = 569,010.79

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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.