Home / 921,650.90-1,383,103.28-565,578.14

Finding the Fourth Proportional to 921,650.90, 1,383,103.28 and 565,578.14

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Solution

The fourth proportional to 921,650.90, 1,383,103.28 and 565,578.14 is: 848,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,650.90 : 1,383,103.28 = 565,578.14 : x
  2. Step 2: Convert to fraction form
    921,650.90/1,383,103.28 = 565,578.14/x
  3. Step 3: Cross multiply
    921,650.90x = 1,383,103.28 × 565,578.14
  4. Step 4: Simplify right side
    921,650.90x = 782,252,975,028.73
  5. Step 5: Solve for x
    x = 782,252,975,028.73/921,650.90
  6. Step 6: Final answer
    x = 848,751.93

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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.