Home / 494,738.52-682,740.47-268,384.02

Finding the Fourth Proportional to 494,738.52, 682,740.47 and 268,384.02

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Solution

The fourth proportional to 494,738.52, 682,740.47 and 268,384.02 is: 370,370.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,738.52 : 682,740.47 = 268,384.02 : x
  2. Step 2: Convert to fraction form
    494,738.52/682,740.47 = 268,384.02/x
  3. Step 3: Cross multiply
    494,738.52x = 682,740.47 × 268,384.02
  4. Step 4: Simplify right side
    494,738.52x = 183,236,631,955.29
  5. Step 5: Solve for x
    x = 183,236,631,955.29/494,738.52
  6. Step 6: Final answer
    x = 370,370.66

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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.