Home / 1,372,231.35-2,058,191.21-361,432.40

Finding the Fourth Proportional to 1,372,231.35, 2,058,191.21 and 361,432.40

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Solution

The fourth proportional to 1,372,231.35, 2,058,191.21 and 361,432.40 is: 542,107.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,231.35 : 2,058,191.21 = 361,432.40 : x
  2. Step 2: Convert to fraction form
    1,372,231.35/2,058,191.21 = 361,432.40/x
  3. Step 3: Cross multiply
    1,372,231.35x = 2,058,191.21 × 361,432.40
  4. Step 4: Simplify right side
    1,372,231.35x = 743,896,976,591.09
  5. Step 5: Solve for x
    x = 743,896,976,591.09/1,372,231.35
  6. Step 6: Final answer
    x = 542,107.55

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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.