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Finding the Fourth Proportional to 675.01, 930.52 and 426.14

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Solution

The fourth proportional to 675.01, 930.52 and 426.14 is: 587.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.01 : 930.52 = 426.14 : x
  2. Step 2: Convert to fraction form
    675.01/930.52 = 426.14/x
  3. Step 3: Cross multiply
    675.01x = 930.52 × 426.14
  4. Step 4: Simplify right side
    675.01x = 396,531.79
  5. Step 5: Solve for x
    x = 396,531.79/675.01
  6. Step 6: Final answer
    x = 587.45

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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.