Home / 519,849.27-779,768.24-164,853.81

Finding the Fourth Proportional to 519,849.27, 779,768.24 and 164,853.81

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Solution

The fourth proportional to 519,849.27, 779,768.24 and 164,853.81 is: 247,278.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,849.27 : 779,768.24 = 164,853.81 : x
  2. Step 2: Convert to fraction form
    519,849.27/779,768.24 = 164,853.81/x
  3. Step 3: Cross multiply
    519,849.27x = 779,768.24 × 164,853.81
  4. Step 4: Simplify right side
    519,849.27x = 128,547,764,456.73
  5. Step 5: Solve for x
    x = 128,547,764,456.73/519,849.27
  6. Step 6: Final answer
    x = 247,278.92

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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.