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Finding the Fourth Proportional to 295,565.52, 407,836.29 and 166,485.54

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Solution

The fourth proportional to 295,565.52, 407,836.29 and 166,485.54 is: 229,725.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,565.52 : 407,836.29 = 166,485.54 : x
  2. Step 2: Convert to fraction form
    295,565.52/407,836.29 = 166,485.54/x
  3. Step 3: Cross multiply
    295,565.52x = 407,836.29 × 166,485.54
  4. Step 4: Simplify right side
    295,565.52x = 67,898,844,972.25
  5. Step 5: Solve for x
    x = 67,898,844,972.25/295,565.52
  6. Step 6: Final answer
    x = 229,725.19

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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.