Home / 369,537.04-509,921.64-208,388.56

Finding the Fourth Proportional to 369,537.04, 509,921.64 and 208,388.56

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Solution

The fourth proportional to 369,537.04, 509,921.64 and 208,388.56 is: 287,553.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,537.04 : 509,921.64 = 208,388.56 : x
  2. Step 2: Convert to fraction form
    369,537.04/509,921.64 = 208,388.56/x
  3. Step 3: Cross multiply
    369,537.04x = 509,921.64 × 208,388.56
  4. Step 4: Simplify right side
    369,537.04x = 106,261,836,272.44
  5. Step 5: Solve for x
    x = 106,261,836,272.44/369,537.04
  6. Step 6: Final answer
    x = 287,553.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.