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Finding the Fourth Proportional to 532.13, 797.18 and 416.03

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Solution

The fourth proportional to 532.13, 797.18 and 416.03 is: 623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.13 : 797.18 = 416.03 : x
  2. Step 2: Convert to fraction form
    532.13/797.18 = 416.03/x
  3. Step 3: Cross multiply
    532.13x = 797.18 × 416.03
  4. Step 4: Simplify right side
    532.13x = 331,644.73
  5. Step 5: Solve for x
    x = 331,644.73/532.13
  6. Step 6: Final answer
    x = 623.25

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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.