Home / 886,454.67-1,329,487.61-255,231.39

Finding the Fourth Proportional to 886,454.67, 1,329,487.61 and 255,231.39

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Solution

The fourth proportional to 886,454.67, 1,329,487.61 and 255,231.39 is: 382,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,454.67 : 1,329,487.61 = 255,231.39 : x
  2. Step 2: Convert to fraction form
    886,454.67/1,329,487.61 = 255,231.39/x
  3. Step 3: Cross multiply
    886,454.67x = 1,329,487.61 × 255,231.39
  4. Step 4: Simplify right side
    886,454.67x = 339,326,969,411.92
  5. Step 5: Solve for x
    x = 339,326,969,411.92/886,454.67
  6. Step 6: Final answer
    x = 382,791.11

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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.