Home / 352,340.38-486,116.65-197,268.82

Finding the Fourth Proportional to 352,340.38, 486,116.65 and 197,268.82

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Solution

The fourth proportional to 352,340.38, 486,116.65 and 197,268.82 is: 272,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,340.38 : 486,116.65 = 197,268.82 : x
  2. Step 2: Convert to fraction form
    352,340.38/486,116.65 = 197,268.82/x
  3. Step 3: Cross multiply
    352,340.38x = 486,116.65 × 197,268.82
  4. Step 4: Simplify right side
    352,340.38x = 95,895,657,927.85
  5. Step 5: Solve for x
    x = 95,895,657,927.85/352,340.38
  6. Step 6: Final answer
    x = 272,167.66

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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.