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Finding the Fourth Proportional to 1,466.85, 2,200.27 and 440.85

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Solution

The fourth proportional to 1,466.85, 2,200.27 and 440.85 is: 661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.85 : 2,200.27 = 440.85 : x
  2. Step 2: Convert to fraction form
    1,466.85/2,200.27 = 440.85/x
  3. Step 3: Cross multiply
    1,466.85x = 2,200.27 × 440.85
  4. Step 4: Simplify right side
    1,466.85x = 969,986.83
  5. Step 5: Solve for x
    x = 969,986.83/1,466.85
  6. Step 6: Final answer
    x = 661.27

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Half scale
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Double scale
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1.5x scale

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.