Home / 234,403.37-351,383.60-212,924.30

Finding the Fourth Proportional to 234,403.37, 351,383.60 and 212,924.30

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Solution

The fourth proportional to 234,403.37, 351,383.60 and 212,924.30 is: 319,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,403.37 : 351,383.60 = 212,924.30 : x
  2. Step 2: Convert to fraction form
    234,403.37/351,383.60 = 212,924.30/x
  3. Step 3: Cross multiply
    234,403.37x = 351,383.60 × 212,924.30
  4. Step 4: Simplify right side
    234,403.37x = 74,818,105,836.87
  5. Step 5: Solve for x
    x = 74,818,105,836.87/234,403.37
  6. Step 6: Final answer
    x = 319,185.28

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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.