Home / 519,724.54-779,614.76-164,766.24

Finding the Fourth Proportional to 519,724.54, 779,614.76 and 164,766.24

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Solution

The fourth proportional to 519,724.54, 779,614.76 and 164,766.24 is: 247,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,724.54 : 779,614.76 = 164,766.24 : x
  2. Step 2: Convert to fraction form
    519,724.54/779,614.76 = 164,766.24/x
  3. Step 3: Cross multiply
    519,724.54x = 779,614.76 × 164,766.24
  4. Step 4: Simplify right side
    519,724.54x = 128,454,192,653.70
  5. Step 5: Solve for x
    x = 128,454,192,653.70/519,724.54
  6. Step 6: Final answer
    x = 247,158.22

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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.