Home / 348,838.84-522,344.71-228,517.26

Finding the Fourth Proportional to 348,838.84, 522,344.71 and 228,517.26

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Solution

The fourth proportional to 348,838.84, 522,344.71 and 228,517.26 is: 342,177.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,838.84 : 522,344.71 = 228,517.26 : x
  2. Step 2: Convert to fraction form
    348,838.84/522,344.71 = 228,517.26/x
  3. Step 3: Cross multiply
    348,838.84x = 522,344.71 × 228,517.26
  4. Step 4: Simplify right side
    348,838.84x = 119,364,781,904.70
  5. Step 5: Solve for x
    x = 119,364,781,904.70/348,838.84
  6. Step 6: Final answer
    x = 342,177.44

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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.