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Finding the Fourth Proportional to 696.06, 1,044.04 and 176.06

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Solution

The fourth proportional to 696.06, 1,044.04 and 176.06 is: 264.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.06 : 1,044.04 = 176.06 : x
  2. Step 2: Convert to fraction form
    696.06/1,044.04 = 176.06/x
  3. Step 3: Cross multiply
    696.06x = 1,044.04 × 176.06
  4. Step 4: Simplify right side
    696.06x = 183,813.68
  5. Step 5: Solve for x
    x = 183,813.68/696.06
  6. Step 6: Final answer
    x = 264.08

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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.