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Finding the Fourth Proportional to 479,600.82, 662,046.21 and 327,142.26

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Solution

The fourth proportional to 479,600.82, 662,046.21 and 327,142.26 is: 451,590.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,600.82 : 662,046.21 = 327,142.26 : x
  2. Step 2: Convert to fraction form
    479,600.82/662,046.21 = 327,142.26/x
  3. Step 3: Cross multiply
    479,600.82x = 662,046.21 × 327,142.26
  4. Step 4: Simplify right side
    479,600.82x = 216,583,293,363.84
  5. Step 5: Solve for x
    x = 216,583,293,363.84/479,600.82
  6. Step 6: Final answer
    x = 451,590.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.