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Finding the Fourth Proportional to 1,482.95, 2,224.50 and 495.84

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Solution

The fourth proportional to 1,482.95, 2,224.50 and 495.84 is: 743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482.95 : 2,224.50 = 495.84 : x
  2. Step 2: Convert to fraction form
    1,482.95/2,224.50 = 495.84/x
  3. Step 3: Cross multiply
    1,482.95x = 2,224.50 × 495.84
  4. Step 4: Simplify right side
    1,482.95x = 1,103,002.56
  5. Step 5: Solve for x
    x = 1,103,002.56/1,482.95
  6. Step 6: Final answer
    x = 743.79

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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.