Home / 384,001.56-529,922.48-214,235.72

Finding the Fourth Proportional to 384,001.56, 529,922.48 and 214,235.72

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Solution

The fourth proportional to 384,001.56, 529,922.48 and 214,235.72 is: 295,645.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,001.56 : 529,922.48 = 214,235.72 : x
  2. Step 2: Convert to fraction form
    384,001.56/529,922.48 = 214,235.72/x
  3. Step 3: Cross multiply
    384,001.56x = 529,922.48 × 214,235.72
  4. Step 4: Simplify right side
    384,001.56x = 113,528,324,046.99
  5. Step 5: Solve for x
    x = 113,528,324,046.99/384,001.56
  6. Step 6: Final answer
    x = 295,645.48

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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.