Home / 516,136.56-774,029.76-179,088.24

Finding the Fourth Proportional to 516,136.56, 774,029.76 and 179,088.24

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Solution

The fourth proportional to 516,136.56, 774,029.76 and 179,088.24 is: 268,571.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,136.56 : 774,029.76 = 179,088.24 : x
  2. Step 2: Convert to fraction form
    516,136.56/774,029.76 = 179,088.24/x
  3. Step 3: Cross multiply
    516,136.56x = 774,029.76 × 179,088.24
  4. Step 4: Simplify right side
    516,136.56x = 138,619,627,426.02
  5. Step 5: Solve for x
    x = 138,619,627,426.02/516,136.56
  6. Step 6: Final answer
    x = 268,571.61

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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.