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Finding the Fourth Proportional to 954.62, 1,317.11 and 600.59

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Solution

The fourth proportional to 954.62, 1,317.11 and 600.59 is: 828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.62 : 1,317.11 = 600.59 : x
  2. Step 2: Convert to fraction form
    954.62/1,317.11 = 600.59/x
  3. Step 3: Cross multiply
    954.62x = 1,317.11 × 600.59
  4. Step 4: Simplify right side
    954.62x = 791,033.51
  5. Step 5: Solve for x
    x = 791,033.51/954.62
  6. Step 6: Final answer
    x = 828.64

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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.