Home / 965,654.82-1,448,537.55-255,664.38

Finding the Fourth Proportional to 965,654.82, 1,448,537.55 and 255,664.38

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Solution

The fourth proportional to 965,654.82, 1,448,537.55 and 255,664.38 is: 383,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,654.82 : 1,448,537.55 = 255,664.38 : x
  2. Step 2: Convert to fraction form
    965,654.82/1,448,537.55 = 255,664.38/x
  3. Step 3: Cross multiply
    965,654.82x = 1,448,537.55 × 255,664.38
  4. Step 4: Simplify right side
    965,654.82x = 370,339,454,627.47
  5. Step 5: Solve for x
    x = 370,339,454,627.47/965,654.82
  6. Step 6: Final answer
    x = 383,511.22

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1.5x scale

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.