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Finding the Fourth Proportional to 1,197.04, 1,795.96 and 547.76

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Solution

The fourth proportional to 1,197.04, 1,795.96 and 547.76 is: 821.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.04 : 1,795.96 = 547.76 : x
  2. Step 2: Convert to fraction form
    1,197.04/1,795.96 = 547.76/x
  3. Step 3: Cross multiply
    1,197.04x = 1,795.96 × 547.76
  4. Step 4: Simplify right side
    1,197.04x = 983,755.05
  5. Step 5: Solve for x
    x = 983,755.05/1,197.04
  6. Step 6: Final answer
    x = 821.82

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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.