Home / 677,120.80-1,015,813.96-250,659.90

Finding the Fourth Proportional to 677,120.80, 1,015,813.96 and 250,659.90

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Solution

The fourth proportional to 677,120.80, 1,015,813.96 and 250,659.90 is: 376,039.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,120.80 : 1,015,813.96 = 250,659.90 : x
  2. Step 2: Convert to fraction form
    677,120.80/1,015,813.96 = 250,659.90/x
  3. Step 3: Cross multiply
    677,120.80x = 1,015,813.96 × 250,659.90
  4. Step 4: Simplify right side
    677,120.80x = 254,623,825,632.20
  5. Step 5: Solve for x
    x = 254,623,825,632.20/677,120.80
  6. Step 6: Final answer
    x = 376,039.00

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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.