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Finding the Fourth Proportional to 605.71, 903.25 and 572.37

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Solution

The fourth proportional to 605.71, 903.25 and 572.37 is: 853.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.71 : 903.25 = 572.37 : x
  2. Step 2: Convert to fraction form
    605.71/903.25 = 572.37/x
  3. Step 3: Cross multiply
    605.71x = 903.25 × 572.37
  4. Step 4: Simplify right side
    605.71x = 516,993.20
  5. Step 5: Solve for x
    x = 516,993.20/605.71
  6. Step 6: Final answer
    x = 853.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.