Home / 1,748.63-2,622.94-450.09

Finding the Fourth Proportional to 1,748.63, 2,622.94 and 450.09

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Solution

The fourth proportional to 1,748.63, 2,622.94 and 450.09 is: 675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.63 : 2,622.94 = 450.09 : x
  2. Step 2: Convert to fraction form
    1,748.63/2,622.94 = 450.09/x
  3. Step 3: Cross multiply
    1,748.63x = 2,622.94 × 450.09
  4. Step 4: Simplify right side
    1,748.63x = 1,180,559.06
  5. Step 5: Solve for x
    x = 1,180,559.06/1,748.63
  6. Step 6: Final answer
    x = 675.13

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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.