Home / 780,850.17-1,171,275.26-248,371.29

Finding the Fourth Proportional to 780,850.17, 1,171,275.26 and 248,371.29

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Solution

The fourth proportional to 780,850.17, 1,171,275.26 and 248,371.29 is: 372,556.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,850.17 : 1,171,275.26 = 248,371.29 : x
  2. Step 2: Convert to fraction form
    780,850.17/1,171,275.26 = 248,371.29/x
  3. Step 3: Cross multiply
    780,850.17x = 1,171,275.26 × 248,371.29
  4. Step 4: Simplify right side
    780,850.17x = 290,911,146,029.43
  5. Step 5: Solve for x
    x = 290,911,146,029.43/780,850.17
  6. Step 6: Final answer
    x = 372,556.94

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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.