Home / 494,890.65-682,957.04-268,536.15

Finding the Fourth Proportional to 494,890.65, 682,957.04 and 268,536.15

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Solution

The fourth proportional to 494,890.65, 682,957.04 and 268,536.15 is: 370,584.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,890.65 : 682,957.04 = 268,536.15 : x
  2. Step 2: Convert to fraction form
    494,890.65/682,957.04 = 268,536.15/x
  3. Step 3: Cross multiply
    494,890.65x = 682,957.04 × 268,536.15
  4. Step 4: Simplify right side
    494,890.65x = 183,398,652,794.32
  5. Step 5: Solve for x
    x = 183,398,652,794.32/494,890.65
  6. Step 6: Final answer
    x = 370,584.19

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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.