Home / 628,660.16-943,025.09-179,346.48

Finding the Fourth Proportional to 628,660.16, 943,025.09 and 179,346.48

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Solution

The fourth proportional to 628,660.16, 943,025.09 and 179,346.48 is: 269,029.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,660.16 : 943,025.09 = 179,346.48 : x
  2. Step 2: Convert to fraction form
    628,660.16/943,025.09 = 179,346.48/x
  3. Step 3: Cross multiply
    628,660.16x = 943,025.09 × 179,346.48
  4. Step 4: Simplify right side
    628,660.16x = 169,128,229,546.45
  5. Step 5: Solve for x
    x = 169,128,229,546.45/628,660.16
  6. Step 6: Final answer
    x = 269,029.66

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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.