Home / 478,835.14-718,464.30-251,076.37

Finding the Fourth Proportional to 478,835.14, 718,464.30 and 251,076.37

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Solution

The fourth proportional to 478,835.14, 718,464.30 and 251,076.37 is: 376,725.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,835.14 : 718,464.30 = 251,076.37 : x
  2. Step 2: Convert to fraction form
    478,835.14/718,464.30 = 251,076.37/x
  3. Step 3: Cross multiply
    478,835.14x = 718,464.30 × 251,076.37
  4. Step 4: Simplify right side
    478,835.14x = 180,389,408,418.59
  5. Step 5: Solve for x
    x = 180,389,408,418.59/478,835.14
  6. Step 6: Final answer
    x = 376,725.50

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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.