Home / 750,540.65-1,125,813.25-181,919.51

Finding the Fourth Proportional to 750,540.65, 1,125,813.25 and 181,919.51

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Solution

The fourth proportional to 750,540.65, 1,125,813.25 and 181,919.51 is: 272,879.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,540.65 : 1,125,813.25 = 181,919.51 : x
  2. Step 2: Convert to fraction form
    750,540.65/1,125,813.25 = 181,919.51/x
  3. Step 3: Cross multiply
    750,540.65x = 1,125,813.25 × 181,919.51
  4. Step 4: Simplify right side
    750,540.65x = 204,807,393,611.64
  5. Step 5: Solve for x
    x = 204,807,393,611.64/750,540.65
  6. Step 6: Final answer
    x = 272,879.82

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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.