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Finding the Fourth Proportional to 461,544.66, 691,919.55 and 180,995.22

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Solution

The fourth proportional to 461,544.66, 691,919.55 and 180,995.22 is: 271,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,544.66 : 691,919.55 = 180,995.22 : x
  2. Step 2: Convert to fraction form
    461,544.66/691,919.55 = 180,995.22/x
  3. Step 3: Cross multiply
    461,544.66x = 691,919.55 × 180,995.22
  4. Step 4: Simplify right side
    461,544.66x = 125,234,131,174.55
  5. Step 5: Solve for x
    x = 125,234,131,174.55/461,544.66
  6. Step 6: Final answer
    x = 271,336.97

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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.