Home / 516,102.09-774,406.76-231,993.38

Finding the Fourth Proportional to 516,102.09, 774,406.76 and 231,993.38

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Solution

The fourth proportional to 516,102.09, 774,406.76 and 231,993.38 is: 348,104.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,102.09 : 774,406.76 = 231,993.38 : x
  2. Step 2: Convert to fraction form
    516,102.09/774,406.76 = 231,993.38/x
  3. Step 3: Cross multiply
    516,102.09x = 774,406.76 × 231,993.38
  4. Step 4: Simplify right side
    516,102.09x = 179,657,236,715.25
  5. Step 5: Solve for x
    x = 179,657,236,715.25/516,102.09
  6. Step 6: Final answer
    x = 348,104.07

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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.