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Finding the Fourth Proportional to 1,034.94, 1,550.28 and 546.96

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Solution

The fourth proportional to 1,034.94, 1,550.28 and 546.96 is: 819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.94 : 1,550.28 = 546.96 : x
  2. Step 2: Convert to fraction form
    1,034.94/1,550.28 = 546.96/x
  3. Step 3: Cross multiply
    1,034.94x = 1,550.28 × 546.96
  4. Step 4: Simplify right side
    1,034.94x = 847,941.15
  5. Step 5: Solve for x
    x = 847,941.15/1,034.94
  6. Step 6: Final answer
    x = 819.31

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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.