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Finding the Fourth Proportional to 628,520.08, 942,788.77 and 179,241

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Solution

The fourth proportional to 628,520.08, 942,788.77 and 179,241 is: 268,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,520.08 : 942,788.77 = 179,241 : x
  2. Step 2: Convert to fraction form
    628,520.08/942,788.77 = 179,241/x
  3. Step 3: Cross multiply
    628,520.08x = 942,788.77 × 179,241
  4. Step 4: Simplify right side
    628,520.08x = 168,986,401,923.57
  5. Step 5: Solve for x
    x = 168,986,401,923.57/628,520.08
  6. Step 6: Final answer
    x = 268,863.97

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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.