Home / 888,938.80-1,226,738.78-481,040.60

Finding the Fourth Proportional to 888,938.80, 1,226,738.78 and 481,040.60

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Solution

The fourth proportional to 888,938.80, 1,226,738.78 and 481,040.60 is: 663,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,938.80 : 1,226,738.78 = 481,040.60 : x
  2. Step 2: Convert to fraction form
    888,938.80/1,226,738.78 = 481,040.60/x
  3. Step 3: Cross multiply
    888,938.80x = 1,226,738.78 × 481,040.60
  4. Step 4: Simplify right side
    888,938.80x = 590,111,156,369.27
  5. Step 5: Solve for x
    x = 590,111,156,369.27/888,938.80
  6. Step 6: Final answer
    x = 663,837.78

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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.