Home / 342,638.20-472,836.62-191,736.44

Finding the Fourth Proportional to 342,638.20, 472,836.62 and 191,736.44

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Solution

The fourth proportional to 342,638.20, 472,836.62 and 191,736.44 is: 264,594.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,638.20 : 472,836.62 = 191,736.44 : x
  2. Step 2: Convert to fraction form
    342,638.20/472,836.62 = 191,736.44/x
  3. Step 3: Cross multiply
    342,638.20x = 472,836.62 × 191,736.44
  4. Step 4: Simplify right side
    342,638.20x = 90,660,010,220.43
  5. Step 5: Solve for x
    x = 90,660,010,220.43/342,638.20
  6. Step 6: Final answer
    x = 264,594.00

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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.