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Finding the Fourth Proportional to 1,493.44, 2,060.44 and 902.95

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Solution

The fourth proportional to 1,493.44, 2,060.44 and 902.95 is: 1,245.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.44 : 2,060.44 = 902.95 : x
  2. Step 2: Convert to fraction form
    1,493.44/2,060.44 = 902.95/x
  3. Step 3: Cross multiply
    1,493.44x = 2,060.44 × 902.95
  4. Step 4: Simplify right side
    1,493.44x = 1,860,466.89
  5. Step 5: Solve for x
    x = 1,860,466.89/1,493.44
  6. Step 6: Final answer
    x = 1,245.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.