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Finding the Fourth Proportional to 1,850.60, 2,776.26 and 552.04

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Solution

The fourth proportional to 1,850.60, 2,776.26 and 552.04 is: 828.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.60 : 2,776.26 = 552.04 : x
  2. Step 2: Convert to fraction form
    1,850.60/2,776.26 = 552.04/x
  3. Step 3: Cross multiply
    1,850.60x = 2,776.26 × 552.04
  4. Step 4: Simplify right side
    1,850.60x = 1,532,606.57
  5. Step 5: Solve for x
    x = 1,532,606.57/1,850.60
  6. Step 6: Final answer
    x = 828.17

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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.