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Finding the Fourth Proportional to 322,995.38, 484,497.38 and 101,379.38

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Solution

The fourth proportional to 322,995.38, 484,497.38 and 101,379.38 is: 152,070.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,995.38 : 484,497.38 = 101,379.38 : x
  2. Step 2: Convert to fraction form
    322,995.38/484,497.38 = 101,379.38/x
  3. Step 3: Cross multiply
    322,995.38x = 484,497.38 × 101,379.38
  4. Step 4: Simplify right side
    322,995.38x = 49,118,041,826.99
  5. Step 5: Solve for x
    x = 49,118,041,826.99/322,995.38
  6. Step 6: Final answer
    x = 152,070.42

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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.