Home / 481,539.72-664,523.49-277,589.52

Finding the Fourth Proportional to 481,539.72, 664,523.49 and 277,589.52

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Solution

The fourth proportional to 481,539.72, 664,523.49 and 277,589.52 is: 383,072.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,539.72 : 664,523.49 = 277,589.52 : x
  2. Step 2: Convert to fraction form
    481,539.72/664,523.49 = 277,589.52/x
  3. Step 3: Cross multiply
    481,539.72x = 664,523.49 × 277,589.52
  4. Step 4: Simplify right side
    481,539.72x = 184,464,756,617.83
  5. Step 5: Solve for x
    x = 184,464,756,617.83/481,539.72
  6. Step 6: Final answer
    x = 383,072.77

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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.