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Finding the Fourth Proportional to 264,928.60, 396,809.70 and 235,379.80

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Solution

The fourth proportional to 264,928.60, 396,809.70 and 235,379.80 is: 352,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,928.60 : 396,809.70 = 235,379.80 : x
  2. Step 2: Convert to fraction form
    264,928.60/396,809.70 = 235,379.80/x
  3. Step 3: Cross multiply
    264,928.60x = 396,809.70 × 235,379.80
  4. Step 4: Simplify right side
    264,928.60x = 93,400,987,824.06
  5. Step 5: Solve for x
    x = 93,400,987,824.06/264,928.60
  6. Step 6: Final answer
    x = 352,551.55

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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.