Home / 293,516.40-439,756.20-182,578.80

Finding the Fourth Proportional to 293,516.40, 439,756.20 and 182,578.80

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Solution

The fourth proportional to 293,516.40, 439,756.20 and 182,578.80 is: 273,545.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,516.40 : 439,756.20 = 182,578.80 : x
  2. Step 2: Convert to fraction form
    293,516.40/439,756.20 = 182,578.80/x
  3. Step 3: Cross multiply
    293,516.40x = 439,756.20 × 182,578.80
  4. Step 4: Simplify right side
    293,516.40x = 80,290,159,288.56
  5. Step 5: Solve for x
    x = 80,290,159,288.56/293,516.40
  6. Step 6: Final answer
    x = 273,545.73

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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.