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Finding the Fourth Proportional to 670.73, 925.86 and 600.67

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Solution

The fourth proportional to 670.73, 925.86 and 600.67 is: 829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    670.73 : 925.86 = 600.67 : x
  2. Step 2: Convert to fraction form
    670.73/925.86 = 600.67/x
  3. Step 3: Cross multiply
    670.73x = 925.86 × 600.67
  4. Step 4: Simplify right side
    670.73x = 556,136.33
  5. Step 5: Solve for x
    x = 556,136.33/670.73
  6. Step 6: Final answer
    x = 829.15

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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.