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Finding the Fourth Proportional to 254,791.80, 382,187.70 and 227,235.60

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Solution

The fourth proportional to 254,791.80, 382,187.70 and 227,235.60 is: 340,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,791.80 : 382,187.70 = 227,235.60 : x
  2. Step 2: Convert to fraction form
    254,791.80/382,187.70 = 227,235.60/x
  3. Step 3: Cross multiply
    254,791.80x = 382,187.70 × 227,235.60
  4. Step 4: Simplify right side
    254,791.80x = 86,846,651,322.12
  5. Step 5: Solve for x
    x = 86,846,651,322.12/254,791.80
  6. Step 6: Final answer
    x = 340,853.40

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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.