Home / 1,072.14-1,479.54-600.08

Finding the Fourth Proportional to 1,072.14, 1,479.54 and 600.08

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Solution

The fourth proportional to 1,072.14, 1,479.54 and 600.08 is: 828.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072.14 : 1,479.54 = 600.08 : x
  2. Step 2: Convert to fraction form
    1,072.14/1,479.54 = 600.08/x
  3. Step 3: Cross multiply
    1,072.14x = 1,479.54 × 600.08
  4. Step 4: Simplify right side
    1,072.14x = 887,838.09
  5. Step 5: Solve for x
    x = 887,838.09/1,072.14
  6. Step 6: Final answer
    x = 828.10

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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.