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Finding the Fourth Proportional to 297,342.41, 410,328.32 and 161,376.62

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Solution

The fourth proportional to 297,342.41, 410,328.32 and 161,376.62 is: 222,697.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,342.41 : 410,328.32 = 161,376.62 : x
  2. Step 2: Convert to fraction form
    297,342.41/410,328.32 = 161,376.62/x
  3. Step 3: Cross multiply
    297,342.41x = 410,328.32 × 161,376.62
  4. Step 4: Simplify right side
    297,342.41x = 66,217,394,513.35
  5. Step 5: Solve for x
    x = 66,217,394,513.35/297,342.41
  6. Step 6: Final answer
    x = 222,697.45

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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.