Home / 419,610.37-629,964.26-249,143.24

Finding the Fourth Proportional to 419,610.37, 629,964.26 and 249,143.24

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Solution

The fourth proportional to 419,610.37, 629,964.26 and 249,143.24 is: 374,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,610.37 : 629,964.26 = 249,143.24 : x
  2. Step 2: Convert to fraction form
    419,610.37/629,964.26 = 249,143.24/x
  3. Step 3: Cross multiply
    419,610.37x = 629,964.26 × 249,143.24
  4. Step 4: Simplify right side
    419,610.37x = 156,951,335,574.89
  5. Step 5: Solve for x
    x = 156,951,335,574.89/419,610.37
  6. Step 6: Final answer
    x = 374,040.65

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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.