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Finding the Fourth Proportional to 222,960.79, 334,440.58 and 54,479.17

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Solution

The fourth proportional to 222,960.79, 334,440.58 and 54,479.17 is: 81,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,960.79 : 334,440.58 = 54,479.17 : x
  2. Step 2: Convert to fraction form
    222,960.79/334,440.58 = 54,479.17/x
  3. Step 3: Cross multiply
    222,960.79x = 334,440.58 × 54,479.17
  4. Step 4: Simplify right side
    222,960.79x = 18,220,045,212.72
  5. Step 5: Solve for x
    x = 18,220,045,212.72/222,960.79
  6. Step 6: Final answer
    x = 81,718.61

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1.5x scale

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.