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Finding the Fourth Proportional to 946.64, 1,418.36 and 600.36

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Solution

The fourth proportional to 946.64, 1,418.36 and 600.36 is: 899.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    946.64 : 1,418.36 = 600.36 : x
  2. Step 2: Convert to fraction form
    946.64/1,418.36 = 600.36/x
  3. Step 3: Cross multiply
    946.64x = 1,418.36 × 600.36
  4. Step 4: Simplify right side
    946.64x = 851,529.64
  5. Step 5: Solve for x
    x = 851,529.64/946.64
  6. Step 6: Final answer
    x = 899.53

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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.