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Finding the Fourth Proportional to 365,362.45, 548,167.74 and 196,899.66

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Solution

The fourth proportional to 365,362.45, 548,167.74 and 196,899.66 is: 295,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,362.45 : 548,167.74 = 196,899.66 : x
  2. Step 2: Convert to fraction form
    365,362.45/548,167.74 = 196,899.66/x
  3. Step 3: Cross multiply
    365,362.45x = 548,167.74 × 196,899.66
  4. Step 4: Simplify right side
    365,362.45x = 107,934,040,890.60
  5. Step 5: Solve for x
    x = 107,934,040,890.60/365,362.45
  6. Step 6: Final answer
    x = 295,416.35

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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.