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Finding the Fourth Proportional to 1,493.03, 2,241.27 and 801.05

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Solution

The fourth proportional to 1,493.03, 2,241.27 and 801.05 is: 1,202.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.03 : 2,241.27 = 801.05 : x
  2. Step 2: Convert to fraction form
    1,493.03/2,241.27 = 801.05/x
  3. Step 3: Cross multiply
    1,493.03x = 2,241.27 × 801.05
  4. Step 4: Simplify right side
    1,493.03x = 1,795,373.74
  5. Step 5: Solve for x
    x = 1,795,373.74/1,493.03
  6. Step 6: Final answer
    x = 1,202.50

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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.