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Finding the Fourth Proportional to 437.44, 656.58 and 410.98

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Solution

The fourth proportional to 437.44, 656.58 and 410.98 is: 616.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.44 : 656.58 = 410.98 : x
  2. Step 2: Convert to fraction form
    437.44/656.58 = 410.98/x
  3. Step 3: Cross multiply
    437.44x = 656.58 × 410.98
  4. Step 4: Simplify right side
    437.44x = 269,841.25
  5. Step 5: Solve for x
    x = 269,841.25/437.44
  6. Step 6: Final answer
    x = 616.86

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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.