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Finding the Fourth Proportional to 598.60, 898.42 and 416.13

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Solution

The fourth proportional to 598.60, 898.42 and 416.13 is: 624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.60 : 898.42 = 416.13 : x
  2. Step 2: Convert to fraction form
    598.60/898.42 = 416.13/x
  3. Step 3: Cross multiply
    598.60x = 898.42 × 416.13
  4. Step 4: Simplify right side
    598.60x = 373,859.51
  5. Step 5: Solve for x
    x = 373,859.51/598.60
  6. Step 6: Final answer
    x = 624.56

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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.