Home / 297,058.35-445,613.82-83,828.15

Finding the Fourth Proportional to 297,058.35, 445,613.82 and 83,828.15

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Solution

The fourth proportional to 297,058.35, 445,613.82 and 83,828.15 is: 125,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,058.35 : 445,613.82 = 83,828.15 : x
  2. Step 2: Convert to fraction form
    297,058.35/445,613.82 = 83,828.15/x
  3. Step 3: Cross multiply
    297,058.35x = 445,613.82 × 83,828.15
  4. Step 4: Simplify right side
    297,058.35x = 37,354,979,497.82
  5. Step 5: Solve for x
    x = 37,354,979,497.82/297,058.35
  6. Step 6: Final answer
    x = 125,749.64

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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.