Home / 352,581.12-486,567-191,436.48

Finding the Fourth Proportional to 352,581.12, 486,567 and 191,436.48

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Solution

The fourth proportional to 352,581.12, 486,567 and 191,436.48 is: 264,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,581.12 : 486,567 = 191,436.48 : x
  2. Step 2: Convert to fraction form
    352,581.12/486,567 = 191,436.48/x
  3. Step 3: Cross multiply
    352,581.12x = 486,567 × 191,436.48
  4. Step 4: Simplify right side
    352,581.12x = 93,146,673,764.16
  5. Step 5: Solve for x
    x = 93,146,673,764.16/352,581.12
  6. Step 6: Final answer
    x = 264,185.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.