Home / 481,795.64-664,860.30-277,855.14

Finding the Fourth Proportional to 481,795.64, 664,860.30 and 277,855.14

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Solution

The fourth proportional to 481,795.64, 664,860.30 and 277,855.14 is: 383,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,795.64 : 664,860.30 = 277,855.14 : x
  2. Step 2: Convert to fraction form
    481,795.64/664,860.30 = 277,855.14/x
  3. Step 3: Cross multiply
    481,795.64x = 664,860.30 × 277,855.14
  4. Step 4: Simplify right side
    481,795.64x = 184,734,851,736.94
  5. Step 5: Solve for x
    x = 184,734,851,736.94/481,795.64
  6. Step 6: Final answer
    x = 383,429.90

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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.