Home / 677,029.44-1,015,796.88-361,310.88

Finding the Fourth Proportional to 677,029.44, 1,015,796.88 and 361,310.88

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Solution

The fourth proportional to 677,029.44, 1,015,796.88 and 361,310.88 is: 542,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,029.44 : 1,015,796.88 = 361,310.88 : x
  2. Step 2: Convert to fraction form
    677,029.44/1,015,796.88 = 361,310.88/x
  3. Step 3: Cross multiply
    677,029.44x = 1,015,796.88 × 361,310.88
  4. Step 4: Simplify right side
    677,029.44x = 367,018,464,614.05
  5. Step 5: Solve for x
    x = 367,018,464,614.05/677,029.44
  6. Step 6: Final answer
    x = 542,101.19

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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.