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Finding the Fourth Proportional to 1,746.70, 2,619.22 and 1,016.50

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Solution

The fourth proportional to 1,746.70, 2,619.22 and 1,016.50 is: 1,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.70 : 2,619.22 = 1,016.50 : x
  2. Step 2: Convert to fraction form
    1,746.70/2,619.22 = 1,016.50/x
  3. Step 3: Cross multiply
    1,746.70x = 2,619.22 × 1,016.50
  4. Step 4: Simplify right side
    1,746.70x = 2,662,437.13
  5. Step 5: Solve for x
    x = 2,662,437.13/1,746.70
  6. Step 6: Final answer
    x = 1,524.27

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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.