Home / 1,142,249.58-1,713,525.30-422,493.30

Finding the Fourth Proportional to 1,142,249.58, 1,713,525.30 and 422,493.30

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Solution

The fourth proportional to 1,142,249.58, 1,713,525.30 and 422,493.30 is: 633,795.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,249.58 : 1,713,525.30 = 422,493.30 : x
  2. Step 2: Convert to fraction form
    1,142,249.58/1,713,525.30 = 422,493.30/x
  3. Step 3: Cross multiply
    1,142,249.58x = 1,713,525.30 × 422,493.30
  4. Step 4: Simplify right side
    1,142,249.58x = 723,952,958,630.49
  5. Step 5: Solve for x
    x = 723,952,958,630.49/1,142,249.58
  6. Step 6: Final answer
    x = 633,795.78

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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.