Home / 677,122.80-1,015,816.96-250,661.90

Finding the Fourth Proportional to 677,122.80, 1,015,816.96 and 250,661.90

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Solution

The fourth proportional to 677,122.80, 1,015,816.96 and 250,661.90 is: 376,042.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,122.80 : 1,015,816.96 = 250,661.90 : x
  2. Step 2: Convert to fraction form
    677,122.80/1,015,816.96 = 250,661.90/x
  3. Step 3: Cross multiply
    677,122.80x = 1,015,816.96 × 250,661.90
  4. Step 4: Simplify right side
    677,122.80x = 254,626,609,245.82
  5. Step 5: Solve for x
    x = 254,626,609,245.82/677,122.80
  6. Step 6: Final answer
    x = 376,042.00

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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.