Home / 1,480.96-2,222.34-1,018.36

Finding the Fourth Proportional to 1,480.96, 2,222.34 and 1,018.36

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Solution

The fourth proportional to 1,480.96, 2,222.34 and 1,018.36 is: 1,528.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.96 : 2,222.34 = 1,018.36 : x
  2. Step 2: Convert to fraction form
    1,480.96/2,222.34 = 1,018.36/x
  3. Step 3: Cross multiply
    1,480.96x = 2,222.34 × 1,018.36
  4. Step 4: Simplify right side
    1,480.96x = 2,263,142.16
  5. Step 5: Solve for x
    x = 2,263,142.16/1,480.96
  6. Step 6: Final answer
    x = 1,528.16

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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.