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Finding the Fourth Proportional to 366,771.42, 550,152.68 and 100,531.71

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Solution

The fourth proportional to 366,771.42, 550,152.68 and 100,531.71 is: 150,796.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,771.42 : 550,152.68 = 100,531.71 : x
  2. Step 2: Convert to fraction form
    366,771.42/550,152.68 = 100,531.71/x
  3. Step 3: Cross multiply
    366,771.42x = 550,152.68 × 100,531.71
  4. Step 4: Simplify right side
    366,771.42x = 55,307,789,178.82
  5. Step 5: Solve for x
    x = 55,307,789,178.82/366,771.42
  6. Step 6: Final answer
    x = 150,796.34

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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.