Home / 781,382.41-1,172,250.38-248,933.77

Finding the Fourth Proportional to 781,382.41, 1,172,250.38 and 248,933.77

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Solution

The fourth proportional to 781,382.41, 1,172,250.38 and 248,933.77 is: 373,456.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,382.41 : 1,172,250.38 = 248,933.77 : x
  2. Step 2: Convert to fraction form
    781,382.41/1,172,250.38 = 248,933.77/x
  3. Step 3: Cross multiply
    781,382.41x = 1,172,250.38 × 248,933.77
  4. Step 4: Simplify right side
    781,382.41x = 291,812,705,232.66
  5. Step 5: Solve for x
    x = 291,812,705,232.66/781,382.41
  6. Step 6: Final answer
    x = 373,456.97

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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.