Home / 383,836.72-529,523.46-222,598.42

Finding the Fourth Proportional to 383,836.72, 529,523.46 and 222,598.42

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Solution

The fourth proportional to 383,836.72, 529,523.46 and 222,598.42 is: 307,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,836.72 : 529,523.46 = 222,598.42 : x
  2. Step 2: Convert to fraction form
    383,836.72/529,523.46 = 222,598.42/x
  3. Step 3: Cross multiply
    383,836.72x = 529,523.46 × 222,598.42
  4. Step 4: Simplify right side
    383,836.72x = 117,871,085,548.93
  5. Step 5: Solve for x
    x = 117,871,085,548.93/383,836.72
  6. Step 6: Final answer
    x = 307,086.53

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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.