Home / 722,053.60-1,082,782.32-272,698

Finding the Fourth Proportional to 722,053.60, 1,082,782.32 and 272,698

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Solution

The fourth proportional to 722,053.60, 1,082,782.32 and 272,698 is: 408,934.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,053.60 : 1,082,782.32 = 272,698 : x
  2. Step 2: Convert to fraction form
    722,053.60/1,082,782.32 = 272,698/x
  3. Step 3: Cross multiply
    722,053.60x = 1,082,782.32 × 272,698
  4. Step 4: Simplify right side
    722,053.60x = 295,272,573,099.36
  5. Step 5: Solve for x
    x = 295,272,573,099.36/722,053.60
  6. Step 6: Final answer
    x = 408,934.42

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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.