Home / 1,372,229.84-2,058,188.96-361,430.89

Finding the Fourth Proportional to 1,372,229.84, 2,058,188.96 and 361,430.89

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Solution

The fourth proportional to 1,372,229.84, 2,058,188.96 and 361,430.89 is: 542,105.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,229.84 : 2,058,188.96 = 361,430.89 : x
  2. Step 2: Convert to fraction form
    1,372,229.84/2,058,188.96 = 361,430.89/x
  3. Step 3: Cross multiply
    1,372,229.84x = 2,058,188.96 × 361,430.89
  4. Step 4: Simplify right side
    1,372,229.84x = 743,893,063,359.08
  5. Step 5: Solve for x
    x = 743,893,063,359.08/1,372,229.84
  6. Step 6: Final answer
    x = 542,105.29

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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.