Home / 863,971.10-1,295,975.34-264,919

Finding the Fourth Proportional to 863,971.10, 1,295,975.34 and 264,919

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Solution

The fourth proportional to 863,971.10, 1,295,975.34 and 264,919 is: 397,384.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,971.10 : 1,295,975.34 = 264,919 : x
  2. Step 2: Convert to fraction form
    863,971.10/1,295,975.34 = 264,919/x
  3. Step 3: Cross multiply
    863,971.10x = 1,295,975.34 × 264,919
  4. Step 4: Simplify right side
    863,971.10x = 343,328,491,097.46
  5. Step 5: Solve for x
    x = 343,328,491,097.46/863,971.10
  6. Step 6: Final answer
    x = 397,384.23

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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.