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Finding the Fourth Proportional to 2,293.80, 3,440.46 and 650.28

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Solution

The fourth proportional to 2,293.80, 3,440.46 and 650.28 is: 975.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.80 : 3,440.46 = 650.28 : x
  2. Step 2: Convert to fraction form
    2,293.80/3,440.46 = 650.28/x
  3. Step 3: Cross multiply
    2,293.80x = 3,440.46 × 650.28
  4. Step 4: Simplify right side
    2,293.80x = 2,237,262.33
  5. Step 5: Solve for x
    x = 2,237,262.33/2,293.80
  6. Step 6: Final answer
    x = 975.35

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1.5x scale

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.