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Finding the Fourth Proportional to 366,855.42, 548,903.43 and 217,166.16

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Solution

The fourth proportional to 366,855.42, 548,903.43 and 217,166.16 is: 324,932.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,855.42 : 548,903.43 = 217,166.16 : x
  2. Step 2: Convert to fraction form
    366,855.42/548,903.43 = 217,166.16/x
  3. Step 3: Cross multiply
    366,855.42x = 548,903.43 × 217,166.16
  4. Step 4: Simplify right side
    366,855.42x = 119,203,250,103.93
  5. Step 5: Solve for x
    x = 119,203,250,103.93/366,855.42
  6. Step 6: Final answer
    x = 324,932.50

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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.