Home / 331,319.44-496,826.88-106,638.40

Finding the Fourth Proportional to 331,319.44, 496,826.88 and 106,638.40

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Solution

The fourth proportional to 331,319.44, 496,826.88 and 106,638.40 is: 159,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,319.44 : 496,826.88 = 106,638.40 : x
  2. Step 2: Convert to fraction form
    331,319.44/496,826.88 = 106,638.40/x
  3. Step 3: Cross multiply
    331,319.44x = 496,826.88 × 106,638.40
  4. Step 4: Simplify right side
    331,319.44x = 52,980,823,560.19
  5. Step 5: Solve for x
    x = 52,980,823,560.19/331,319.44
  6. Step 6: Final answer
    x = 159,908.59

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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.