Home / 1,550.47-2,325.25-454.58

Finding the Fourth Proportional to 1,550.47, 2,325.25 and 454.58

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Solution

The fourth proportional to 1,550.47, 2,325.25 and 454.58 is: 681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.47 : 2,325.25 = 454.58 : x
  2. Step 2: Convert to fraction form
    1,550.47/2,325.25 = 454.58/x
  3. Step 3: Cross multiply
    1,550.47x = 2,325.25 × 454.58
  4. Step 4: Simplify right side
    1,550.47x = 1,056,998.25
  5. Step 5: Solve for x
    x = 1,056,998.25/1,550.47
  6. Step 6: Final answer
    x = 681.73

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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.