Home / 494,563.32-682,497.77-268,208.82

Finding the Fourth Proportional to 494,563.32, 682,497.77 and 268,208.82

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Solution

The fourth proportional to 494,563.32, 682,497.77 and 268,208.82 is: 370,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,563.32 : 682,497.77 = 268,208.82 : x
  2. Step 2: Convert to fraction form
    494,563.32/682,497.77 = 268,208.82/x
  3. Step 3: Cross multiply
    494,563.32x = 682,497.77 × 268,208.82
  4. Step 4: Simplify right side
    494,563.32x = 183,051,920,203.29
  5. Step 5: Solve for x
    x = 183,051,920,203.29/494,563.32
  6. Step 6: Final answer
    x = 370,128.38

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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.