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Finding the Fourth Proportional to 329,999.60, 494,740.20 and 182,255.60

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Solution

The fourth proportional to 329,999.60, 494,740.20 and 182,255.60 is: 273,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,999.60 : 494,740.20 = 182,255.60 : x
  2. Step 2: Convert to fraction form
    329,999.60/494,740.20 = 182,255.60/x
  3. Step 3: Cross multiply
    329,999.60x = 494,740.20 × 182,255.60
  4. Step 4: Simplify right side
    329,999.60x = 90,169,171,995.12
  5. Step 5: Solve for x
    x = 90,169,171,995.12/329,999.60
  6. Step 6: Final answer
    x = 273,240.25

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1.5x scale

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.