Home / 351,090.28-484,504.35-189,945.37

Finding the Fourth Proportional to 351,090.28, 484,504.35 and 189,945.37

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Solution

The fourth proportional to 351,090.28, 484,504.35 and 189,945.37 is: 262,124.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,090.28 : 484,504.35 = 189,945.37 : x
  2. Step 2: Convert to fraction form
    351,090.28/484,504.35 = 189,945.37/x
  3. Step 3: Cross multiply
    351,090.28x = 484,504.35 × 189,945.37
  4. Step 4: Simplify right side
    351,090.28x = 92,029,358,027.36
  5. Step 5: Solve for x
    x = 92,029,358,027.36/351,090.28
  6. Step 6: Final answer
    x = 262,124.48

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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.