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Finding the Fourth Proportional to 599.85, 898.80 and 326.07

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Solution

The fourth proportional to 599.85, 898.80 and 326.07 is: 488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.85 : 898.80 = 326.07 : x
  2. Step 2: Convert to fraction form
    599.85/898.80 = 326.07/x
  3. Step 3: Cross multiply
    599.85x = 898.80 × 326.07
  4. Step 4: Simplify right side
    599.85x = 293,071.72
  5. Step 5: Solve for x
    x = 293,071.72/599.85
  6. Step 6: Final answer
    x = 488.58

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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.