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Finding the Fourth Proportional to 914.13, 1,367.73 and 566.60

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Solution

The fourth proportional to 914.13, 1,367.73 and 566.60 is: 847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    914.13 : 1,367.73 = 566.60 : x
  2. Step 2: Convert to fraction form
    914.13/1,367.73 = 566.60/x
  3. Step 3: Cross multiply
    914.13x = 1,367.73 × 566.60
  4. Step 4: Simplify right side
    914.13x = 774,955.82
  5. Step 5: Solve for x
    x = 774,955.82/914.13
  6. Step 6: Final answer
    x = 847.75

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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.