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Finding the Fourth Proportional to 344,419.56, 475,267.50 and 199,188.18

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Solution

The fourth proportional to 344,419.56, 475,267.50 and 199,188.18 is: 274,861.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,419.56 : 475,267.50 = 199,188.18 : x
  2. Step 2: Convert to fraction form
    344,419.56/475,267.50 = 199,188.18/x
  3. Step 3: Cross multiply
    344,419.56x = 475,267.50 × 199,188.18
  4. Step 4: Simplify right side
    344,419.56x = 94,667,668,338.15
  5. Step 5: Solve for x
    x = 94,667,668,338.15/344,419.56
  6. Step 6: Final answer
    x = 274,861.48

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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.