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Finding the Fourth Proportional to 367,300.33, 551,245.74 and 189,859.30

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Solution

The fourth proportional to 367,300.33, 551,245.74 and 189,859.30 is: 284,941.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,300.33 : 551,245.74 = 189,859.30 : x
  2. Step 2: Convert to fraction form
    367,300.33/551,245.74 = 189,859.30/x
  3. Step 3: Cross multiply
    367,300.33x = 551,245.74 × 189,859.30
  4. Step 4: Simplify right side
    367,300.33x = 104,659,130,324.38
  5. Step 5: Solve for x
    x = 104,659,130,324.38/367,300.33
  6. Step 6: Final answer
    x = 284,941.56

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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.