Home / 330,922.10-496,383.15-275,809.70

Finding the Fourth Proportional to 330,922.10, 496,383.15 and 275,809.70

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Solution

The fourth proportional to 330,922.10, 496,383.15 and 275,809.70 is: 413,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,922.10 : 496,383.15 = 275,809.70 : x
  2. Step 2: Convert to fraction form
    330,922.10/496,383.15 = 275,809.70/x
  3. Step 3: Cross multiply
    330,922.10x = 496,383.15 × 275,809.70
  4. Step 4: Simplify right side
    330,922.10x = 136,907,287,686.56
  5. Step 5: Solve for x
    x = 136,907,287,686.56/330,922.10
  6. Step 6: Final answer
    x = 413,714.55

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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.