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Finding the Fourth Proportional to 1,784.93, 2,677.50 and 552.33

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Solution

The fourth proportional to 1,784.93, 2,677.50 and 552.33 is: 828.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784.93 : 2,677.50 = 552.33 : x
  2. Step 2: Convert to fraction form
    1,784.93/2,677.50 = 552.33/x
  3. Step 3: Cross multiply
    1,784.93x = 2,677.50 × 552.33
  4. Step 4: Simplify right side
    1,784.93x = 1,478,863.58
  5. Step 5: Solve for x
    x = 1,478,863.58/1,784.93
  6. Step 6: Final answer
    x = 828.53

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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.