Home / 1,097,927.74-1,647,049.02-339,835.78

Finding the Fourth Proportional to 1,097,927.74, 1,647,049.02 and 339,835.78

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Solution

The fourth proportional to 1,097,927.74, 1,647,049.02 and 339,835.78 is: 509,802.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,927.74 : 1,647,049.02 = 339,835.78 : x
  2. Step 2: Convert to fraction form
    1,097,927.74/1,647,049.02 = 339,835.78/x
  3. Step 3: Cross multiply
    1,097,927.74x = 1,647,049.02 × 339,835.78
  4. Step 4: Simplify right side
    1,097,927.74x = 559,726,188,409.94
  5. Step 5: Solve for x
    x = 559,726,188,409.94/1,097,927.74
  6. Step 6: Final answer
    x = 509,802.39

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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.