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Finding the Fourth Proportional to 602.73, 831.84 and 350.76

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Solution

The fourth proportional to 602.73, 831.84 and 350.76 is: 484.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.73 : 831.84 = 350.76 : x
  2. Step 2: Convert to fraction form
    602.73/831.84 = 350.76/x
  3. Step 3: Cross multiply
    602.73x = 831.84 × 350.76
  4. Step 4: Simplify right side
    602.73x = 291,776.20
  5. Step 5: Solve for x
    x = 291,776.20/602.73
  6. Step 6: Final answer
    x = 484.09

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1.5x scale

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.