Home / 352,366.22-486,268.95-191,222.66

Finding the Fourth Proportional to 352,366.22, 486,268.95 and 191,222.66

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Solution

The fourth proportional to 352,366.22, 486,268.95 and 191,222.66 is: 263,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,366.22 : 486,268.95 = 191,222.66 : x
  2. Step 2: Convert to fraction form
    352,366.22/486,268.95 = 191,222.66/x
  3. Step 3: Cross multiply
    352,366.22x = 486,268.95 × 191,222.66
  4. Step 4: Simplify right side
    352,366.22x = 92,985,644,027.16
  5. Step 5: Solve for x
    x = 92,985,644,027.16/352,366.22
  6. Step 6: Final answer
    x = 263,889.21

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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.