Home / 451,905.48-677,684.82-152,305.32

Finding the Fourth Proportional to 451,905.48, 677,684.82 and 152,305.32

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Solution

The fourth proportional to 451,905.48, 677,684.82 and 152,305.32 is: 228,399.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,905.48 : 677,684.82 = 152,305.32 : x
  2. Step 2: Convert to fraction form
    451,905.48/677,684.82 = 152,305.32/x
  3. Step 3: Cross multiply
    451,905.48x = 677,684.82 × 152,305.32
  4. Step 4: Simplify right side
    451,905.48x = 103,215,003,369.24
  5. Step 5: Solve for x
    x = 103,215,003,369.24/451,905.48
  6. Step 6: Final answer
    x = 228,399.54

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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.