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Finding the Fourth Proportional to 895.34, 1,343.03 and 793.88

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Solution

The fourth proportional to 895.34, 1,343.03 and 793.88 is: 1,190.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.34 : 1,343.03 = 793.88 : x
  2. Step 2: Convert to fraction form
    895.34/1,343.03 = 793.88/x
  3. Step 3: Cross multiply
    895.34x = 1,343.03 × 793.88
  4. Step 4: Simplify right side
    895.34x = 1,066,204.66
  5. Step 5: Solve for x
    x = 1,066,204.66/895.34
  6. Step 6: Final answer
    x = 1,190.84

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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.