Home / 419,146.12-628,366.51-182,310.42

Finding the Fourth Proportional to 419,146.12, 628,366.51 and 182,310.42

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Solution

The fourth proportional to 419,146.12, 628,366.51 and 182,310.42 is: 273,312.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,146.12 : 628,366.51 = 182,310.42 : x
  2. Step 2: Convert to fraction form
    419,146.12/628,366.51 = 182,310.42/x
  3. Step 3: Cross multiply
    419,146.12x = 628,366.51 × 182,310.42
  4. Step 4: Simplify right side
    419,146.12x = 114,557,762,352.03
  5. Step 5: Solve for x
    x = 114,557,762,352.03/419,146.12
  6. Step 6: Final answer
    x = 273,312.23

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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.