Home / 888,911.26-1,226,700.79-481,013.11

Finding the Fourth Proportional to 888,911.26, 1,226,700.79 and 481,013.11

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Solution

The fourth proportional to 888,911.26, 1,226,700.79 and 481,013.11 is: 663,799.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,911.26 : 1,226,700.79 = 481,013.11 : x
  2. Step 2: Convert to fraction form
    888,911.26/1,226,700.79 = 481,013.11/x
  3. Step 3: Cross multiply
    888,911.26x = 1,226,700.79 × 481,013.11
  4. Step 4: Simplify right side
    888,911.26x = 590,059,162,037.36
  5. Step 5: Solve for x
    x = 590,059,162,037.36/888,911.26
  6. Step 6: Final answer
    x = 663,799.85

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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.