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Finding the Fourth Proportional to 558.35, 837.83 and 376.10

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Solution

The fourth proportional to 558.35, 837.83 and 376.10 is: 564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.35 : 837.83 = 376.10 : x
  2. Step 2: Convert to fraction form
    558.35/837.83 = 376.10/x
  3. Step 3: Cross multiply
    558.35x = 837.83 × 376.10
  4. Step 4: Simplify right side
    558.35x = 315,105.98
  5. Step 5: Solve for x
    x = 315,105.98/558.35
  6. Step 6: Final answer
    x = 564.35

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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.