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Finding the Fourth Proportional to 1,329.33, 1,994.81 and 598.98

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Solution

The fourth proportional to 1,329.33, 1,994.81 and 598.98 is: 898.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329.33 : 1,994.81 = 598.98 : x
  2. Step 2: Convert to fraction form
    1,329.33/1,994.81 = 598.98/x
  3. Step 3: Cross multiply
    1,329.33x = 1,994.81 × 598.98
  4. Step 4: Simplify right side
    1,329.33x = 1,194,848.30
  5. Step 5: Solve for x
    x = 1,194,848.30/1,329.33
  6. Step 6: Final answer
    x = 898.83

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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.