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Finding the Fourth Proportional to 635.58, 940.02 and 635.58

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Solution

The fourth proportional to 635.58, 940.02 and 635.58 is: 940.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.58 : 940.02 = 635.58 : x
  2. Step 2: Convert to fraction form
    635.58/940.02 = 635.58/x
  3. Step 3: Cross multiply
    635.58x = 940.02 × 635.58
  4. Step 4: Simplify right side
    635.58x = 597,457.91
  5. Step 5: Solve for x
    x = 597,457.91/635.58
  6. Step 6: Final answer
    x = 940.02

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.