Home / 351,403.35-484,935.98-190,258.38

Finding the Fourth Proportional to 351,403.35, 484,935.98 and 190,258.38

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Solution

The fourth proportional to 351,403.35, 484,935.98 and 190,258.38 is: 262,556.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,403.35 : 484,935.98 = 190,258.38 : x
  2. Step 2: Convert to fraction form
    351,403.35/484,935.98 = 190,258.38/x
  3. Step 3: Cross multiply
    351,403.35x = 484,935.98 × 190,258.38
  4. Step 4: Simplify right side
    351,403.35x = 92,263,133,958.51
  5. Step 5: Solve for x
    x = 92,263,133,958.51/351,403.35
  6. Step 6: Final answer
    x = 262,556.22

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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.