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Finding the Fourth Proportional to 235,280.46, 324,680.49 and 127,846.92

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Solution

The fourth proportional to 235,280.46, 324,680.49 and 127,846.92 is: 176,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,280.46 : 324,680.49 = 127,846.92 : x
  2. Step 2: Convert to fraction form
    235,280.46/324,680.49 = 127,846.92/x
  3. Step 3: Cross multiply
    235,280.46x = 324,680.49 × 127,846.92
  4. Step 4: Simplify right side
    235,280.46x = 41,509,400,630.59
  5. Step 5: Solve for x
    x = 41,509,400,630.59/235,280.46
  6. Step 6: Final answer
    x = 176,425.19

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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.