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Finding the Fourth Proportional to 268,694.50, 370,588.52 and 166,662.76

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Solution

The fourth proportional to 268,694.50, 370,588.52 and 166,662.76 is: 229,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,694.50 : 370,588.52 = 166,662.76 : x
  2. Step 2: Convert to fraction form
    268,694.50/370,588.52 = 166,662.76/x
  3. Step 3: Cross multiply
    268,694.50x = 370,588.52 × 166,662.76
  4. Step 4: Simplify right side
    268,694.50x = 61,763,305,567.52
  5. Step 5: Solve for x
    x = 61,763,305,567.52/268,694.50
  6. Step 6: Final answer
    x = 229,864.42

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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.