Home / 330,775.48-496,327.16-131,091.44

Finding the Fourth Proportional to 330,775.48, 496,327.16 and 131,091.44

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Solution

The fourth proportional to 330,775.48, 496,327.16 and 131,091.44 is: 196,702.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,775.48 : 496,327.16 = 131,091.44 : x
  2. Step 2: Convert to fraction form
    330,775.48/496,327.16 = 131,091.44/x
  3. Step 3: Cross multiply
    330,775.48x = 496,327.16 × 131,091.44
  4. Step 4: Simplify right side
    330,775.48x = 65,064,242,115.51
  5. Step 5: Solve for x
    x = 65,064,242,115.51/330,775.48
  6. Step 6: Final answer
    x = 196,702.13

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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.