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Finding the Fourth Proportional to 288,194.92, 397,707.44 and 167,365.88

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Solution

The fourth proportional to 288,194.92, 397,707.44 and 167,365.88 is: 230,964.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,194.92 : 397,707.44 = 167,365.88 : x
  2. Step 2: Convert to fraction form
    288,194.92/397,707.44 = 167,365.88/x
  3. Step 3: Cross multiply
    288,194.92x = 397,707.44 × 167,365.88
  4. Step 4: Simplify right side
    288,194.92x = 66,562,655,678.15
  5. Step 5: Solve for x
    x = 66,562,655,678.15/288,194.92
  6. Step 6: Final answer
    x = 230,964.01

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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.