Home / 313,650.86-432,824.07-177,682.04

Finding the Fourth Proportional to 313,650.86, 432,824.07 and 177,682.04

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Solution

The fourth proportional to 313,650.86, 432,824.07 and 177,682.04 is: 245,193.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,650.86 : 432,824.07 = 177,682.04 : x
  2. Step 2: Convert to fraction form
    313,650.86/432,824.07 = 177,682.04/x
  3. Step 3: Cross multiply
    313,650.86x = 432,824.07 × 177,682.04
  4. Step 4: Simplify right side
    313,650.86x = 76,905,061,554.58
  5. Step 5: Solve for x
    x = 76,905,061,554.58/313,650.86
  6. Step 6: Final answer
    x = 245,193.22

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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.