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Finding the Fourth Proportional to 954.07, 1,418.24 and 926.04

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Solution

The fourth proportional to 954.07, 1,418.24 and 926.04 is: 1,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.07 : 1,418.24 = 926.04 : x
  2. Step 2: Convert to fraction form
    954.07/1,418.24 = 926.04/x
  3. Step 3: Cross multiply
    954.07x = 1,418.24 × 926.04
  4. Step 4: Simplify right side
    954.07x = 1,313,350.52
  5. Step 5: Solve for x
    x = 1,313,350.52/954.07
  6. Step 6: Final answer
    x = 1,376.58

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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.