Home / 419,148.62-628,370.26-182,312.92

Finding the Fourth Proportional to 419,148.62, 628,370.26 and 182,312.92

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Solution

The fourth proportional to 419,148.62, 628,370.26 and 182,312.92 is: 273,315.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,148.62 : 628,370.26 = 182,312.92 : x
  2. Step 2: Convert to fraction form
    419,148.62/628,370.26 = 182,312.92/x
  3. Step 3: Cross multiply
    419,148.62x = 628,370.26 × 182,312.92
  4. Step 4: Simplify right side
    419,148.62x = 114,560,016,941.76
  5. Step 5: Solve for x
    x = 114,560,016,941.76/419,148.62
  6. Step 6: Final answer
    x = 273,315.98

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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.