Home / 628,606.16-942,940.32-179,393.24

Finding the Fourth Proportional to 628,606.16, 942,940.32 and 179,393.24

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Solution

The fourth proportional to 628,606.16, 942,940.32 and 179,393.24 is: 269,098.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,606.16 : 942,940.32 = 179,393.24 : x
  2. Step 2: Convert to fraction form
    628,606.16/942,940.32 = 179,393.24/x
  3. Step 3: Cross multiply
    628,606.16x = 942,940.32 × 179,393.24
  4. Step 4: Simplify right side
    628,606.16x = 169,157,119,131.44
  5. Step 5: Solve for x
    x = 169,157,119,131.44/628,606.16
  6. Step 6: Final answer
    x = 269,098.73

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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.