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Finding the Fourth Proportional to 1,364.37, 2,046.44 and 706.22

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Solution

The fourth proportional to 1,364.37, 2,046.44 and 706.22 is: 1,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364.37 : 2,046.44 = 706.22 : x
  2. Step 2: Convert to fraction form
    1,364.37/2,046.44 = 706.22/x
  3. Step 3: Cross multiply
    1,364.37x = 2,046.44 × 706.22
  4. Step 4: Simplify right side
    1,364.37x = 1,445,234.08
  5. Step 5: Solve for x
    x = 1,445,234.08/1,364.37
  6. Step 6: Final answer
    x = 1,059.27

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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.