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Finding the Fourth Proportional to 602.81, 831.85 and 337.27

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Solution

The fourth proportional to 602.81, 831.85 and 337.27 is: 465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.81 : 831.85 = 337.27 : x
  2. Step 2: Convert to fraction form
    602.81/831.85 = 337.27/x
  3. Step 3: Cross multiply
    602.81x = 831.85 × 337.27
  4. Step 4: Simplify right side
    602.81x = 280,552.20
  5. Step 5: Solve for x
    x = 280,552.20/602.81
  6. Step 6: Final answer
    x = 465.41

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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.