Home / 348,072.20-522,108.30-237,480.20

Finding the Fourth Proportional to 348,072.20, 522,108.30 and 237,480.20

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Solution

The fourth proportional to 348,072.20, 522,108.30 and 237,480.20 is: 356,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,072.20 : 522,108.30 = 237,480.20 : x
  2. Step 2: Convert to fraction form
    348,072.20/522,108.30 = 237,480.20/x
  3. Step 3: Cross multiply
    348,072.20x = 522,108.30 × 237,480.20
  4. Step 4: Simplify right side
    348,072.20x = 123,990,383,505.66
  5. Step 5: Solve for x
    x = 123,990,383,505.66/348,072.20
  6. Step 6: Final answer
    x = 356,220.30

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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.