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Finding the Fourth Proportional to 629,840.80, 944,476.88 and 180,458.84

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Solution

The fourth proportional to 629,840.80, 944,476.88 and 180,458.84 is: 270,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,840.80 : 944,476.88 = 180,458.84 : x
  2. Step 2: Convert to fraction form
    629,840.80/944,476.88 = 180,458.84/x
  3. Step 3: Cross multiply
    629,840.80x = 944,476.88 × 180,458.84
  4. Step 4: Simplify right side
    629,840.80x = 170,439,202,171.62
  5. Step 5: Solve for x
    x = 170,439,202,171.62/629,840.80
  6. Step 6: Final answer
    x = 270,606.80

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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.