Home / 822,241.88-1,233,575.04-253,610.12

Finding the Fourth Proportional to 822,241.88, 1,233,575.04 and 253,610.12

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Solution

The fourth proportional to 822,241.88, 1,233,575.04 and 253,610.12 is: 380,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,241.88 : 1,233,575.04 = 253,610.12 : x
  2. Step 2: Convert to fraction form
    822,241.88/1,233,575.04 = 253,610.12/x
  3. Step 3: Cross multiply
    822,241.88x = 1,233,575.04 × 253,610.12
  4. Step 4: Simplify right side
    822,241.88x = 312,847,113,923.41
  5. Step 5: Solve for x
    x = 312,847,113,923.41/822,241.88
  6. Step 6: Final answer
    x = 380,480.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.