Home / 926,676.72-1,389,872.34-252,812.88

Finding the Fourth Proportional to 926,676.72, 1,389,872.34 and 252,812.88

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Solution

The fourth proportional to 926,676.72, 1,389,872.34 and 252,812.88 is: 379,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,676.72 : 1,389,872.34 = 252,812.88 : x
  2. Step 2: Convert to fraction form
    926,676.72/1,389,872.34 = 252,812.88/x
  3. Step 3: Cross multiply
    926,676.72x = 1,389,872.34 × 252,812.88
  4. Step 4: Simplify right side
    926,676.72x = 351,377,629,107.74
  5. Step 5: Solve for x
    x = 351,377,629,107.74/926,676.72
  6. Step 6: Final answer
    x = 379,180.38

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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.