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Finding the Fourth Proportional to 605.10, 835.02 and 437.10

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Solution

The fourth proportional to 605.10, 835.02 and 437.10 is: 603.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.10 : 835.02 = 437.10 : x
  2. Step 2: Convert to fraction form
    605.10/835.02 = 437.10/x
  3. Step 3: Cross multiply
    605.10x = 835.02 × 437.10
  4. Step 4: Simplify right side
    605.10x = 364,987.24
  5. Step 5: Solve for x
    x = 364,987.24/605.10
  6. Step 6: Final answer
    x = 603.18

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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.