Home / 1,480.46-2,220.26-602.69

Finding the Fourth Proportional to 1,480.46, 2,220.26 and 602.69

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Solution

The fourth proportional to 1,480.46, 2,220.26 and 602.69 is: 903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.46 : 2,220.26 = 602.69 : x
  2. Step 2: Convert to fraction form
    1,480.46/2,220.26 = 602.69/x
  3. Step 3: Cross multiply
    1,480.46x = 2,220.26 × 602.69
  4. Step 4: Simplify right side
    1,480.46x = 1,338,114.38
  5. Step 5: Solve for x
    x = 1,338,114.38/1,480.46
  6. Step 6: Final answer
    x = 903.85

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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.