Home / 802,544.90-1,203,859.67-203,511.23

Finding the Fourth Proportional to 802,544.90, 1,203,859.67 and 203,511.23

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Solution

The fourth proportional to 802,544.90, 1,203,859.67 and 203,511.23 is: 305,277.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,544.90 : 1,203,859.67 = 203,511.23 : x
  2. Step 2: Convert to fraction form
    802,544.90/1,203,859.67 = 203,511.23/x
  3. Step 3: Cross multiply
    802,544.90x = 1,203,859.67 × 203,511.23
  4. Step 4: Simplify right side
    802,544.90x = 244,998,964,181.19
  5. Step 5: Solve for x
    x = 244,998,964,181.19/802,544.90
  6. Step 6: Final answer
    x = 305,277.58

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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.