Home / 1,072.32-1,479.75-600.18

Finding the Fourth Proportional to 1,072.32, 1,479.75 and 600.18

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Solution

The fourth proportional to 1,072.32, 1,479.75 and 600.18 is: 828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072.32 : 1,479.75 = 600.18 : x
  2. Step 2: Convert to fraction form
    1,072.32/1,479.75 = 600.18/x
  3. Step 3: Cross multiply
    1,072.32x = 1,479.75 × 600.18
  4. Step 4: Simplify right side
    1,072.32x = 888,116.36
  5. Step 5: Solve for x
    x = 888,116.36/1,072.32
  6. Step 6: Final answer
    x = 828.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.