Home / 352,858.29-486,837.15-199,872.18

Finding the Fourth Proportional to 352,858.29, 486,837.15 and 199,872.18

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Solution

The fourth proportional to 352,858.29, 486,837.15 and 199,872.18 is: 275,762.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,858.29 : 486,837.15 = 199,872.18 : x
  2. Step 2: Convert to fraction form
    352,858.29/486,837.15 = 199,872.18/x
  3. Step 3: Cross multiply
    352,858.29x = 486,837.15 × 199,872.18
  4. Step 4: Simplify right side
    352,858.29x = 97,305,202,475.49
  5. Step 5: Solve for x
    x = 97,305,202,475.49/352,858.29
  6. Step 6: Final answer
    x = 275,762.84

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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.