Home / 888,933.78-1,226,731.84-481,035.60

Finding the Fourth Proportional to 888,933.78, 1,226,731.84 and 481,035.60

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Solution

The fourth proportional to 888,933.78, 1,226,731.84 and 481,035.60 is: 663,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,933.78 : 1,226,731.84 = 481,035.60 : x
  2. Step 2: Convert to fraction form
    888,933.78/1,226,731.84 = 481,035.60/x
  3. Step 3: Cross multiply
    888,933.78x = 1,226,731.84 × 481,035.60
  4. Step 4: Simplify right side
    888,933.78x = 590,101,686,693.50
  5. Step 5: Solve for x
    x = 590,101,686,693.50/888,933.78
  6. Step 6: Final answer
    x = 663,830.87

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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.