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Finding the Fourth Proportional to 1,336, 2,004.40 and 566.56

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Solution

The fourth proportional to 1,336, 2,004.40 and 566.56 is: 850.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336 : 2,004.40 = 566.56 : x
  2. Step 2: Convert to fraction form
    1,336/2,004.40 = 566.56/x
  3. Step 3: Cross multiply
    1,336x = 2,004.40 × 566.56
  4. Step 4: Simplify right side
    1,336x = 1,135,612.86
  5. Step 5: Solve for x
    x = 1,135,612.86/1,336
  6. Step 6: Final answer
    x = 850.01

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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.