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Finding the Fourth Proportional to 216,524.52, 324,869.97 and 152,544.16

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Solution

The fourth proportional to 216,524.52, 324,869.97 and 152,544.16 is: 228,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,524.52 : 324,869.97 = 152,544.16 : x
  2. Step 2: Convert to fraction form
    216,524.52/324,869.97 = 152,544.16/x
  3. Step 3: Cross multiply
    216,524.52x = 324,869.97 × 152,544.16
  4. Step 4: Simplify right side
    216,524.52x = 49,557,016,682.88
  5. Step 5: Solve for x
    x = 49,557,016,682.88/216,524.52
  6. Step 6: Final answer
    x = 228,874.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.