Home / 352,862.06-486,842.31-199,875.92

Finding the Fourth Proportional to 352,862.06, 486,842.31 and 199,875.92

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Solution

The fourth proportional to 352,862.06, 486,842.31 and 199,875.92 is: 275,767.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,862.06 : 486,842.31 = 199,875.92 : x
  2. Step 2: Convert to fraction form
    352,862.06/486,842.31 = 199,875.92/x
  3. Step 3: Cross multiply
    352,862.06x = 486,842.31 × 199,875.92
  4. Step 4: Simplify right side
    352,862.06x = 97,308,052,171.96
  5. Step 5: Solve for x
    x = 97,308,052,171.96/352,862.06
  6. Step 6: Final answer
    x = 275,767.97

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1.5x scale

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.