Home / 348,056.10-522,084.15-228,305.70

Finding the Fourth Proportional to 348,056.10, 522,084.15 and 228,305.70

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Solution

The fourth proportional to 348,056.10, 522,084.15 and 228,305.70 is: 342,458.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,056.10 : 522,084.15 = 228,305.70 : x
  2. Step 2: Convert to fraction form
    348,056.10/522,084.15 = 228,305.70/x
  3. Step 3: Cross multiply
    348,056.10x = 522,084.15 × 228,305.70
  4. Step 4: Simplify right side
    348,056.10x = 119,194,787,324.66
  5. Step 5: Solve for x
    x = 119,194,787,324.66/348,056.10
  6. Step 6: Final answer
    x = 342,458.55

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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.