Home / 258,284.38-386,293.44-230,020.63

Finding the Fourth Proportional to 258,284.38, 386,293.44 and 230,020.63

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Solution

The fourth proportional to 258,284.38, 386,293.44 and 230,020.63 is: 344,021.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,284.38 : 386,293.44 = 230,020.63 : x
  2. Step 2: Convert to fraction form
    258,284.38/386,293.44 = 230,020.63/x
  3. Step 3: Cross multiply
    258,284.38x = 386,293.44 × 230,020.63
  4. Step 4: Simplify right side
    258,284.38x = 88,855,460,433.67
  5. Step 5: Solve for x
    x = 88,855,460,433.67/258,284.38
  6. Step 6: Final answer
    x = 344,021.81

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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.