Home / 494,854.36-682,903.38-268,504.36

Finding the Fourth Proportional to 494,854.36, 682,903.38 and 268,504.36

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Solution

The fourth proportional to 494,854.36, 682,903.38 and 268,504.36 is: 370,538.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,854.36 : 682,903.38 = 268,504.36 : x
  2. Step 2: Convert to fraction form
    494,854.36/682,903.38 = 268,504.36/x
  3. Step 3: Cross multiply
    494,854.36x = 682,903.38 × 268,504.36
  4. Step 4: Simplify right side
    494,854.36x = 183,362,534,988.74
  5. Step 5: Solve for x
    x = 183,362,534,988.74/494,854.36
  6. Step 6: Final answer
    x = 370,538.38

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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.