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Finding the Fourth Proportional to 1,820.94, 2,731.77 and 588.27

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Solution

The fourth proportional to 1,820.94, 2,731.77 and 588.27 is: 882.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820.94 : 2,731.77 = 588.27 : x
  2. Step 2: Convert to fraction form
    1,820.94/2,731.77 = 588.27/x
  3. Step 3: Cross multiply
    1,820.94x = 2,731.77 × 588.27
  4. Step 4: Simplify right side
    1,820.94x = 1,607,018.34
  5. Step 5: Solve for x
    x = 1,607,018.34/1,820.94
  6. Step 6: Final answer
    x = 882.52

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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.