Home / 823,365.32-1,234,202.33-317,789.24

Finding the Fourth Proportional to 823,365.32, 1,234,202.33 and 317,789.24

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Solution

The fourth proportional to 823,365.32, 1,234,202.33 and 317,789.24 is: 476,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,365.32 : 1,234,202.33 = 317,789.24 : x
  2. Step 2: Convert to fraction form
    823,365.32/1,234,202.33 = 317,789.24/x
  3. Step 3: Cross multiply
    823,365.32x = 1,234,202.33 × 317,789.24
  4. Step 4: Simplify right side
    823,365.32x = 392,216,215,080.39
  5. Step 5: Solve for x
    x = 392,216,215,080.39/823,365.32
  6. Step 6: Final answer
    x = 476,357.47

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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.