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Finding the Fourth Proportional to 601.58, 898.05 and 558.75

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Solution

The fourth proportional to 601.58, 898.05 and 558.75 is: 834.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.58 : 898.05 = 558.75 : x
  2. Step 2: Convert to fraction form
    601.58/898.05 = 558.75/x
  3. Step 3: Cross multiply
    601.58x = 898.05 × 558.75
  4. Step 4: Simplify right side
    601.58x = 501,785.44
  5. Step 5: Solve for x
    x = 501,785.44/601.58
  6. Step 6: Final answer
    x = 834.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.