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Finding the Fourth Proportional to 441.52, 607.98 and 417.04

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Solution

The fourth proportional to 441.52, 607.98 and 417.04 is: 574.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.52 : 607.98 = 417.04 : x
  2. Step 2: Convert to fraction form
    441.52/607.98 = 417.04/x
  3. Step 3: Cross multiply
    441.52x = 607.98 × 417.04
  4. Step 4: Simplify right side
    441.52x = 253,551.98
  5. Step 5: Solve for x
    x = 253,551.98/441.52
  6. Step 6: Final answer
    x = 574.27

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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.