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Finding the Fourth Proportional to 367,287.32, 551,226.24 and 189,846.32

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Solution

The fourth proportional to 367,287.32, 551,226.24 and 189,846.32 is: 284,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,287.32 : 551,226.24 = 189,846.32 : x
  2. Step 2: Convert to fraction form
    367,287.32/551,226.24 = 189,846.32/x
  3. Step 3: Cross multiply
    367,287.32x = 551,226.24 × 189,846.32
  4. Step 4: Simplify right side
    367,287.32x = 104,648,273,151.44
  5. Step 5: Solve for x
    x = 104,648,273,151.44/367,287.32
  6. Step 6: Final answer
    x = 284,922.10

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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.