Home / 323,955.42-446,906.07-210,736.86

Finding the Fourth Proportional to 323,955.42, 446,906.07 and 210,736.86

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Solution

The fourth proportional to 323,955.42, 446,906.07 and 210,736.86 is: 290,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,955.42 : 446,906.07 = 210,736.86 : x
  2. Step 2: Convert to fraction form
    323,955.42/446,906.07 = 210,736.86/x
  3. Step 3: Cross multiply
    323,955.42x = 446,906.07 × 210,736.86
  4. Step 4: Simplify right side
    323,955.42x = 94,179,581,906.74
  5. Step 5: Solve for x
    x = 94,179,581,906.74/323,955.42
  6. Step 6: Final answer
    x = 290,717.72

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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.