Home / 396,376.11-594,542.93-140,190.93

Finding the Fourth Proportional to 396,376.11, 594,542.93 and 140,190.93

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Solution

The fourth proportional to 396,376.11, 594,542.93 and 140,190.93 is: 210,278.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,376.11 : 594,542.93 = 140,190.93 : x
  2. Step 2: Convert to fraction form
    396,376.11/594,542.93 = 140,190.93/x
  3. Step 3: Cross multiply
    396,376.11x = 594,542.93 × 140,190.93
  4. Step 4: Simplify right side
    396,376.11x = 83,349,525,580.67
  5. Step 5: Solve for x
    x = 83,349,525,580.67/396,376.11
  6. Step 6: Final answer
    x = 210,278.88

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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.