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Finding the Fourth Proportional to 898.46, 1,346.25 and 350.33

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Solution

The fourth proportional to 898.46, 1,346.25 and 350.33 is: 524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    898.46 : 1,346.25 = 350.33 : x
  2. Step 2: Convert to fraction form
    898.46/1,346.25 = 350.33/x
  3. Step 3: Cross multiply
    898.46x = 1,346.25 × 350.33
  4. Step 4: Simplify right side
    898.46x = 471,626.34
  5. Step 5: Solve for x
    x = 471,626.34/898.46
  6. Step 6: Final answer
    x = 524.93

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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.