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Finding the Fourth Proportional to 635.48, 946.66 and 595.64

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Solution

The fourth proportional to 635.48, 946.66 and 595.64 is: 887.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.48 : 946.66 = 595.64 : x
  2. Step 2: Convert to fraction form
    635.48/946.66 = 595.64/x
  3. Step 3: Cross multiply
    635.48x = 946.66 × 595.64
  4. Step 4: Simplify right side
    635.48x = 563,868.56
  5. Step 5: Solve for x
    x = 563,868.56/635.48
  6. Step 6: Final answer
    x = 887.31

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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.