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Finding the Fourth Proportional to 1,523.88, 2,285.18 and 599.30

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Solution

The fourth proportional to 1,523.88, 2,285.18 and 599.30 is: 898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523.88 : 2,285.18 = 599.30 : x
  2. Step 2: Convert to fraction form
    1,523.88/2,285.18 = 599.30/x
  3. Step 3: Cross multiply
    1,523.88x = 2,285.18 × 599.30
  4. Step 4: Simplify right side
    1,523.88x = 1,369,496.95
  5. Step 5: Solve for x
    x = 1,369,496.95/1,523.88
  6. Step 6: Final answer
    x = 898.69

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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.