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Finding the Fourth Proportional to 484,134.40, 726,028.80 and 168,601.60

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Solution

The fourth proportional to 484,134.40, 726,028.80 and 168,601.60 is: 252,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,134.40 : 726,028.80 = 168,601.60 : x
  2. Step 2: Convert to fraction form
    484,134.40/726,028.80 = 168,601.60/x
  3. Step 3: Cross multiply
    484,134.40x = 726,028.80 × 168,601.60
  4. Step 4: Simplify right side
    484,134.40x = 122,409,617,326.08
  5. Step 5: Solve for x
    x = 122,409,617,326.08/484,134.40
  6. Step 6: Final answer
    x = 252,842.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.