Home / 1,734.35-2,601.46-623.80

Finding the Fourth Proportional to 1,734.35, 2,601.46 and 623.80

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Solution

The fourth proportional to 1,734.35, 2,601.46 and 623.80 is: 935.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.35 : 2,601.46 = 623.80 : x
  2. Step 2: Convert to fraction form
    1,734.35/2,601.46 = 623.80/x
  3. Step 3: Cross multiply
    1,734.35x = 2,601.46 × 623.80
  4. Step 4: Simplify right side
    1,734.35x = 1,622,800.34
  5. Step 5: Solve for x
    x = 1,622,800.34/1,734.35
  6. Step 6: Final answer
    x = 935.68

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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.