Home / 516,513.17-774,326.03-179,510.04

Finding the Fourth Proportional to 516,513.17, 774,326.03 and 179,510.04

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Solution

The fourth proportional to 516,513.17, 774,326.03 and 179,510.04 is: 269,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,513.17 : 774,326.03 = 179,510.04 : x
  2. Step 2: Convert to fraction form
    516,513.17/774,326.03 = 179,510.04/x
  3. Step 3: Cross multiply
    516,513.17x = 774,326.03 × 179,510.04
  4. Step 4: Simplify right side
    516,513.17x = 138,999,297,067.12
  5. Step 5: Solve for x
    x = 138,999,297,067.12/516,513.17
  6. Step 6: Final answer
    x = 269,110.85

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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.