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Finding the Fourth Proportional to 1,449.18, 2,173.95 and 583.29

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Solution

The fourth proportional to 1,449.18, 2,173.95 and 583.29 is: 875.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449.18 : 2,173.95 = 583.29 : x
  2. Step 2: Convert to fraction form
    1,449.18/2,173.95 = 583.29/x
  3. Step 3: Cross multiply
    1,449.18x = 2,173.95 × 583.29
  4. Step 4: Simplify right side
    1,449.18x = 1,268,043.30
  5. Step 5: Solve for x
    x = 1,268,043.30/1,449.18
  6. Step 6: Final answer
    x = 875.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.