Home / 667,690.84-1,000,836.42-246,698.20

Finding the Fourth Proportional to 667,690.84, 1,000,836.42 and 246,698.20

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Solution

The fourth proportional to 667,690.84, 1,000,836.42 and 246,698.20 is: 369,788.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,690.84 : 1,000,836.42 = 246,698.20 : x
  2. Step 2: Convert to fraction form
    667,690.84/1,000,836.42 = 246,698.20/x
  3. Step 3: Cross multiply
    667,690.84x = 1,000,836.42 × 246,698.20
  4. Step 4: Simplify right side
    667,690.84x = 246,904,543,308.44
  5. Step 5: Solve for x
    x = 246,904,543,308.44/667,690.84
  6. Step 6: Final answer
    x = 369,788.72

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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.