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Finding the Fourth Proportional to 954.62, 1,433.54 and 833.93

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Solution

The fourth proportional to 954.62, 1,433.54 and 833.93 is: 1,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.62 : 1,433.54 = 833.93 : x
  2. Step 2: Convert to fraction form
    954.62/1,433.54 = 833.93/x
  3. Step 3: Cross multiply
    954.62x = 1,433.54 × 833.93
  4. Step 4: Simplify right side
    954.62x = 1,195,467.84
  5. Step 5: Solve for x
    x = 1,195,467.84/954.62
  6. Step 6: Final answer
    x = 1,252.30

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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.