Home / 494,738.95-682,741.07-268,384.45

Finding the Fourth Proportional to 494,738.95, 682,741.07 and 268,384.45

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Solution

The fourth proportional to 494,738.95, 682,741.07 and 268,384.45 is: 370,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,738.95 : 682,741.07 = 268,384.45 : x
  2. Step 2: Convert to fraction form
    494,738.95/682,741.07 = 268,384.45/x
  3. Step 3: Cross multiply
    494,738.95x = 682,741.07 × 268,384.45
  4. Step 4: Simplify right side
    494,738.95x = 183,237,086,564.36
  5. Step 5: Solve for x
    x = 183,237,086,564.36/494,738.95
  6. Step 6: Final answer
    x = 370,371.26

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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.