Home / 779,131.73-1,168,549.97-273,573.87

Finding the Fourth Proportional to 779,131.73, 1,168,549.97 and 273,573.87

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Solution

The fourth proportional to 779,131.73, 1,168,549.97 and 273,573.87 is: 410,308.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,131.73 : 1,168,549.97 = 273,573.87 : x
  2. Step 2: Convert to fraction form
    779,131.73/1,168,549.97 = 273,573.87/x
  3. Step 3: Cross multiply
    779,131.73x = 1,168,549.97 × 273,573.87
  4. Step 4: Simplify right side
    779,131.73x = 319,684,736,213.42
  5. Step 5: Solve for x
    x = 319,684,736,213.42/779,131.73
  6. Step 6: Final answer
    x = 410,308.97

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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.