Home / 356,738.22-492,293.16-195,594.66

Finding the Fourth Proportional to 356,738.22, 492,293.16 and 195,594.66

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Solution

The fourth proportional to 356,738.22, 492,293.16 and 195,594.66 is: 269,917.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,738.22 : 492,293.16 = 195,594.66 : x
  2. Step 2: Convert to fraction form
    356,738.22/492,293.16 = 195,594.66/x
  3. Step 3: Cross multiply
    356,738.22x = 492,293.16 × 195,594.66
  4. Step 4: Simplify right side
    356,738.22x = 96,289,913,250.53
  5. Step 5: Solve for x
    x = 96,289,913,250.53/356,738.22
  6. Step 6: Final answer
    x = 269,917.57

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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.