Home / 376,920.96-519,977.52-231,594.84

Finding the Fourth Proportional to 376,920.96, 519,977.52 and 231,594.84

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Solution

The fourth proportional to 376,920.96, 519,977.52 and 231,594.84 is: 319,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,920.96 : 519,977.52 = 231,594.84 : x
  2. Step 2: Convert to fraction form
    376,920.96/519,977.52 = 231,594.84/x
  3. Step 3: Cross multiply
    376,920.96x = 519,977.52 × 231,594.84
  4. Step 4: Simplify right side
    376,920.96x = 120,424,110,548.00
  5. Step 5: Solve for x
    x = 120,424,110,548.00/376,920.96
  6. Step 6: Final answer
    x = 319,494.33

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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.