Home / 715,699.44-1,073,553.84-210,258.36

Finding the Fourth Proportional to 715,699.44, 1,073,553.84 and 210,258.36

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Solution

The fourth proportional to 715,699.44, 1,073,553.84 and 210,258.36 is: 315,388.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,699.44 : 1,073,553.84 = 210,258.36 : x
  2. Step 2: Convert to fraction form
    715,699.44/1,073,553.84 = 210,258.36/x
  3. Step 3: Cross multiply
    715,699.44x = 1,073,553.84 × 210,258.36
  4. Step 4: Simplify right side
    715,699.44x = 225,723,669,770.10
  5. Step 5: Solve for x
    x = 225,723,669,770.10/715,699.44
  6. Step 6: Final answer
    x = 315,388.91

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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.