Home / 779,217.75-1,168,943.49-273,689.64

Finding the Fourth Proportional to 779,217.75, 1,168,943.49 and 273,689.64

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Solution

The fourth proportional to 779,217.75, 1,168,943.49 and 273,689.64 is: 410,575.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,217.75 : 1,168,943.49 = 273,689.64 : x
  2. Step 2: Convert to fraction form
    779,217.75/1,168,943.49 = 273,689.64/x
  3. Step 3: Cross multiply
    779,217.75x = 1,168,943.49 × 273,689.64
  4. Step 4: Simplify right side
    779,217.75x = 319,927,722,958.44
  5. Step 5: Solve for x
    x = 319,927,722,958.44/779,217.75
  6. Step 6: Final answer
    x = 410,575.51

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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.