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Finding the Fourth Proportional to 230,968.44, 316,421.46 and 222,333.42

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Solution

The fourth proportional to 230,968.44, 316,421.46 and 222,333.42 is: 304,591.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,968.44 : 316,421.46 = 222,333.42 : x
  2. Step 2: Convert to fraction form
    230,968.44/316,421.46 = 222,333.42/x
  3. Step 3: Cross multiply
    230,968.44x = 316,421.46 × 222,333.42
  4. Step 4: Simplify right side
    230,968.44x = 70,351,065,363.19
  5. Step 5: Solve for x
    x = 70,351,065,363.19/230,968.44
  6. Step 6: Final answer
    x = 304,591.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.