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Finding the Fourth Proportional to 531.84, 733.77 and 298.92

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Solution

The fourth proportional to 531.84, 733.77 and 298.92 is: 412.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.84 : 733.77 = 298.92 : x
  2. Step 2: Convert to fraction form
    531.84/733.77 = 298.92/x
  3. Step 3: Cross multiply
    531.84x = 733.77 × 298.92
  4. Step 4: Simplify right side
    531.84x = 219,338.53
  5. Step 5: Solve for x
    x = 219,338.53/531.84
  6. Step 6: Final answer
    x = 412.41

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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.