Home / 243,288.86-335,896.60-217,751

Finding the Fourth Proportional to 243,288.86, 335,896.60 and 217,751

Calculator

Solution

The fourth proportional to 243,288.86, 335,896.60 and 217,751 is: 300,637.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,288.86 : 335,896.60 = 217,751 : x
  2. Step 2: Convert to fraction form
    243,288.86/335,896.60 = 217,751/x
  3. Step 3: Cross multiply
    243,288.86x = 335,896.60 × 217,751
  4. Step 4: Simplify right side
    243,288.86x = 73,141,820,546.60
  5. Step 5: Solve for x
    x = 73,141,820,546.60/243,288.86
  6. Step 6: Final answer
    x = 300,637.77

Related Problems

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.