Home / 295,005.14-442,172.82-259,397.54

Finding the Fourth Proportional to 295,005.14, 442,172.82 and 259,397.54

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Solution

The fourth proportional to 295,005.14, 442,172.82 and 259,397.54 is: 388,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,005.14 : 442,172.82 = 259,397.54 : x
  2. Step 2: Convert to fraction form
    295,005.14/442,172.82 = 259,397.54/x
  3. Step 3: Cross multiply
    295,005.14x = 442,172.82 × 259,397.54
  4. Step 4: Simplify right side
    295,005.14x = 114,698,542,182.89
  5. Step 5: Solve for x
    x = 114,698,542,182.89/295,005.14
  6. Step 6: Final answer
    x = 388,801.84

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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.