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Finding the Fourth Proportional to 270,300.36, 372,952.62 and 161,383.56

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Solution

The fourth proportional to 270,300.36, 372,952.62 and 161,383.56 is: 222,672.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,300.36 : 372,952.62 = 161,383.56 : x
  2. Step 2: Convert to fraction form
    270,300.36/372,952.62 = 161,383.56/x
  3. Step 3: Cross multiply
    270,300.36x = 372,952.62 × 161,383.56
  4. Step 4: Simplify right side
    270,300.36x = 60,188,421,526.93
  5. Step 5: Solve for x
    x = 60,188,421,526.93/270,300.36
  6. Step 6: Final answer
    x = 222,672.37

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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.