Home / 851,734.60-1,277,729.50-275,165.23

Finding the Fourth Proportional to 851,734.60, 1,277,729.50 and 275,165.23

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Solution

The fourth proportional to 851,734.60, 1,277,729.50 and 275,165.23 is: 412,789.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,734.60 : 1,277,729.50 = 275,165.23 : x
  2. Step 2: Convert to fraction form
    851,734.60/1,277,729.50 = 275,165.23/x
  3. Step 3: Cross multiply
    851,734.60x = 1,277,729.50 × 275,165.23
  4. Step 4: Simplify right side
    851,734.60x = 351,586,727,863.05
  5. Step 5: Solve for x
    x = 351,586,727,863.05/851,734.60
  6. Step 6: Final answer
    x = 412,789.06

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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.