Home / 481,628.61-664,485.53-277,675.03

Finding the Fourth Proportional to 481,628.61, 664,485.53 and 277,675.03

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Solution

The fourth proportional to 481,628.61, 664,485.53 and 277,675.03 is: 383,098.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,628.61 : 664,485.53 = 277,675.03 : x
  2. Step 2: Convert to fraction form
    481,628.61/664,485.53 = 277,675.03/x
  3. Step 3: Cross multiply
    481,628.61x = 664,485.53 × 277,675.03
  4. Step 4: Simplify right side
    481,628.61x = 184,511,036,427.73
  5. Step 5: Solve for x
    x = 184,511,036,427.73/481,628.61
  6. Step 6: Final answer
    x = 383,098.16

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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.