Home / 330,836.10-496,254.15-173,112.90

Finding the Fourth Proportional to 330,836.10, 496,254.15 and 173,112.90

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Solution

The fourth proportional to 330,836.10, 496,254.15 and 173,112.90 is: 259,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,836.10 : 496,254.15 = 173,112.90 : x
  2. Step 2: Convert to fraction form
    330,836.10/496,254.15 = 173,112.90/x
  3. Step 3: Cross multiply
    330,836.10x = 496,254.15 × 173,112.90
  4. Step 4: Simplify right side
    330,836.10x = 85,907,995,043.54
  5. Step 5: Solve for x
    x = 85,907,995,043.54/330,836.10
  6. Step 6: Final answer
    x = 259,669.35

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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.