Home / 348,810.53-481,229.37-219,714.35

Finding the Fourth Proportional to 348,810.53, 481,229.37 and 219,714.35

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Solution

The fourth proportional to 348,810.53, 481,229.37 and 219,714.35 is: 303,124.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,810.53 : 481,229.37 = 219,714.35 : x
  2. Step 2: Convert to fraction form
    348,810.53/481,229.37 = 219,714.35/x
  3. Step 3: Cross multiply
    348,810.53x = 481,229.37 × 219,714.35
  4. Step 4: Simplify right side
    348,810.53x = 105,732,995,824.31
  5. Step 5: Solve for x
    x = 105,732,995,824.31/348,810.53
  6. Step 6: Final answer
    x = 303,124.44

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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.