Home / 560,819.27-773,901.32-306,121.25

Finding the Fourth Proportional to 560,819.27, 773,901.32 and 306,121.25

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Solution

The fourth proportional to 560,819.27, 773,901.32 and 306,121.25 is: 422,431.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,819.27 : 773,901.32 = 306,121.25 : x
  2. Step 2: Convert to fraction form
    560,819.27/773,901.32 = 306,121.25/x
  3. Step 3: Cross multiply
    560,819.27x = 773,901.32 × 306,121.25
  4. Step 4: Simplify right side
    560,819.27x = 236,907,637,924.44
  5. Step 5: Solve for x
    x = 236,907,637,924.44/560,819.27
  6. Step 6: Final answer
    x = 422,431.34

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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.