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Finding the Fourth Proportional to 255,596.60, 352,724.76 and 148,230.32

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Solution

The fourth proportional to 255,596.60, 352,724.76 and 148,230.32 is: 204,558.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,596.60 : 352,724.76 = 148,230.32 : x
  2. Step 2: Convert to fraction form
    255,596.60/352,724.76 = 148,230.32/x
  3. Step 3: Cross multiply
    255,596.60x = 352,724.76 × 148,230.32
  4. Step 4: Simplify right side
    255,596.60x = 52,284,504,046.72
  5. Step 5: Solve for x
    x = 52,284,504,046.72/255,596.60
  6. Step 6: Final answer
    x = 204,558.68

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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.