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Finding the Fourth Proportional to 297,337.55, 410,328.88 and 161,372.67

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Solution

The fourth proportional to 297,337.55, 410,328.88 and 161,372.67 is: 222,695.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,337.55 : 410,328.88 = 161,372.67 : x
  2. Step 2: Convert to fraction form
    297,337.55/410,328.88 = 161,372.67/x
  3. Step 3: Cross multiply
    297,337.55x = 410,328.88 × 161,372.67
  4. Step 4: Simplify right side
    297,337.55x = 66,215,867,548.86
  5. Step 5: Solve for x
    x = 66,215,867,548.86/297,337.55
  6. Step 6: Final answer
    x = 222,695.95

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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.