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Finding the Fourth Proportional to 1,084.97, 1,626.41 and 468.06

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Solution

The fourth proportional to 1,084.97, 1,626.41 and 468.06 is: 701.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084.97 : 1,626.41 = 468.06 : x
  2. Step 2: Convert to fraction form
    1,084.97/1,626.41 = 468.06/x
  3. Step 3: Cross multiply
    1,084.97x = 1,626.41 × 468.06
  4. Step 4: Simplify right side
    1,084.97x = 761,258.63
  5. Step 5: Solve for x
    x = 761,258.63/1,084.97
  6. Step 6: Final answer
    x = 701.64

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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.