Home / 303,386.24-454,884.96-126,015.68

Finding the Fourth Proportional to 303,386.24, 454,884.96 and 126,015.68

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Solution

The fourth proportional to 303,386.24, 454,884.96 and 126,015.68 is: 188,942.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,386.24 : 454,884.96 = 126,015.68 : x
  2. Step 2: Convert to fraction form
    303,386.24/454,884.96 = 126,015.68/x
  3. Step 3: Cross multiply
    303,386.24x = 454,884.96 × 126,015.68
  4. Step 4: Simplify right side
    303,386.24x = 57,322,637,556.17
  5. Step 5: Solve for x
    x = 57,322,637,556.17/303,386.24
  6. Step 6: Final answer
    x = 188,942.77

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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.