Home / 517,970.67-776,882.19-162,975.47

Finding the Fourth Proportional to 517,970.67, 776,882.19 and 162,975.47

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Solution

The fourth proportional to 517,970.67, 776,882.19 and 162,975.47 is: 244,439.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,970.67 : 776,882.19 = 162,975.47 : x
  2. Step 2: Convert to fraction form
    517,970.67/776,882.19 = 162,975.47/x
  3. Step 3: Cross multiply
    517,970.67x = 776,882.19 × 162,975.47
  4. Step 4: Simplify right side
    517,970.67x = 126,612,736,165.47
  5. Step 5: Solve for x
    x = 126,612,736,165.47/517,970.67
  6. Step 6: Final answer
    x = 244,439.97

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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.