Home / 481,124.07-663,940.67-263,331.63

Finding the Fourth Proportional to 481,124.07, 663,940.67 and 263,331.63

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Solution

The fourth proportional to 481,124.07, 663,940.67 and 263,331.63 is: 363,391.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,124.07 : 663,940.67 = 263,331.63 : x
  2. Step 2: Convert to fraction form
    481,124.07/663,940.67 = 263,331.63/x
  3. Step 3: Cross multiply
    481,124.07x = 663,940.67 × 263,331.63
  4. Step 4: Simplify right side
    481,124.07x = 174,836,577,537.73
  5. Step 5: Solve for x
    x = 174,836,577,537.73/481,124.07
  6. Step 6: Final answer
    x = 363,391.87

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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.