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Finding the Fourth Proportional to 607.24, 837.97 and 358.58

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Solution

The fourth proportional to 607.24, 837.97 and 358.58 is: 494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.24 : 837.97 = 358.58 : x
  2. Step 2: Convert to fraction form
    607.24/837.97 = 358.58/x
  3. Step 3: Cross multiply
    607.24x = 837.97 × 358.58
  4. Step 4: Simplify right side
    607.24x = 300,479.28
  5. Step 5: Solve for x
    x = 300,479.28/607.24
  6. Step 6: Final answer
    x = 494.83

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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.