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Finding the Fourth Proportional to 322,025.94, 444,378.45 and 178,776.76

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Solution

The fourth proportional to 322,025.94, 444,378.45 and 178,776.76 is: 246,702.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,025.94 : 444,378.45 = 178,776.76 : x
  2. Step 2: Convert to fraction form
    322,025.94/444,378.45 = 178,776.76/x
  3. Step 3: Cross multiply
    322,025.94x = 444,378.45 × 178,776.76
  4. Step 4: Simplify right side
    322,025.94x = 79,444,537,769.57
  5. Step 5: Solve for x
    x = 79,444,537,769.57/322,025.94
  6. Step 6: Final answer
    x = 246,702.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.