Home / 516,512.63-774,325.22-179,509.50

Finding the Fourth Proportional to 516,512.63, 774,325.22 and 179,509.50

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Solution

The fourth proportional to 516,512.63, 774,325.22 and 179,509.50 is: 269,110.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,512.63 : 774,325.22 = 179,509.50 : x
  2. Step 2: Convert to fraction form
    516,512.63/774,325.22 = 179,509.50/x
  3. Step 3: Cross multiply
    516,512.63x = 774,325.22 × 179,509.50
  4. Step 4: Simplify right side
    516,512.63x = 138,998,733,079.59
  5. Step 5: Solve for x
    x = 138,998,733,079.59/516,512.63
  6. Step 6: Final answer
    x = 269,110.04

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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.