Home / 667,975.80-1,002,002.10-194,734.20

Finding the Fourth Proportional to 667,975.80, 1,002,002.10 and 194,734.20

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Solution

The fourth proportional to 667,975.80, 1,002,002.10 and 194,734.20 is: 292,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,975.80 : 1,002,002.10 = 194,734.20 : x
  2. Step 2: Convert to fraction form
    667,975.80/1,002,002.10 = 194,734.20/x
  3. Step 3: Cross multiply
    667,975.80x = 1,002,002.10 × 194,734.20
  4. Step 4: Simplify right side
    667,975.80x = 195,124,077,341.82
  5. Step 5: Solve for x
    x = 195,124,077,341.82/667,975.80
  6. Step 6: Final answer
    x = 292,112.49

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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.