Home / 496,311.40-744,467.10-163,844.20

Finding the Fourth Proportional to 496,311.40, 744,467.10 and 163,844.20

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Solution

The fourth proportional to 496,311.40, 744,467.10 and 163,844.20 is: 245,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,311.40 : 744,467.10 = 163,844.20 : x
  2. Step 2: Convert to fraction form
    496,311.40/744,467.10 = 163,844.20/x
  3. Step 3: Cross multiply
    496,311.40x = 744,467.10 × 163,844.20
  4. Step 4: Simplify right side
    496,311.40x = 121,976,616,425.82
  5. Step 5: Solve for x
    x = 121,976,616,425.82/496,311.40
  6. Step 6: Final answer
    x = 245,766.30

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Double scale
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Similar ratio
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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.