Home / 902,193.06-1,245,026.39-494,310.38

Finding the Fourth Proportional to 902,193.06, 1,245,026.39 and 494,310.38

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Solution

The fourth proportional to 902,193.06, 1,245,026.39 and 494,310.38 is: 682,148.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,193.06 : 1,245,026.39 = 494,310.38 : x
  2. Step 2: Convert to fraction form
    902,193.06/1,245,026.39 = 494,310.38/x
  3. Step 3: Cross multiply
    902,193.06x = 1,245,026.39 × 494,310.38
  4. Step 4: Simplify right side
    902,193.06x = 615,429,467,950.93
  5. Step 5: Solve for x
    x = 615,429,467,950.93/902,193.06
  6. Step 6: Final answer
    x = 682,148.31

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1.5x scale

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.