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Finding the Fourth Proportional to 416.95, 575.59 and 293.26

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Solution

The fourth proportional to 416.95, 575.59 and 293.26 is: 404.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.95 : 575.59 = 293.26 : x
  2. Step 2: Convert to fraction form
    416.95/575.59 = 293.26/x
  3. Step 3: Cross multiply
    416.95x = 575.59 × 293.26
  4. Step 4: Simplify right side
    416.95x = 168,797.52
  5. Step 5: Solve for x
    x = 168,797.52/416.95
  6. Step 6: Final answer
    x = 404.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.