Home / 302,408.20-453,594.03-133,879.24

Finding the Fourth Proportional to 302,408.20, 453,594.03 and 133,879.24

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Solution

The fourth proportional to 302,408.20, 453,594.03 and 133,879.24 is: 200,810.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,408.20 : 453,594.03 = 133,879.24 : x
  2. Step 2: Convert to fraction form
    302,408.20/453,594.03 = 133,879.24/x
  3. Step 3: Cross multiply
    302,408.20x = 453,594.03 × 133,879.24
  4. Step 4: Simplify right side
    302,408.20x = 60,726,824,004.94
  5. Step 5: Solve for x
    x = 60,726,824,004.94/302,408.20
  6. Step 6: Final answer
    x = 200,810.77

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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.