Home / 945,661.29-1,305,008.24-515,940.09

Finding the Fourth Proportional to 945,661.29, 1,305,008.24 and 515,940.09

Calculator

Solution

The fourth proportional to 945,661.29, 1,305,008.24 and 515,940.09 is: 711,994.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,661.29 : 1,305,008.24 = 515,940.09 : x
  2. Step 2: Convert to fraction form
    945,661.29/1,305,008.24 = 515,940.09/x
  3. Step 3: Cross multiply
    945,661.29x = 1,305,008.24 × 515,940.09
  4. Step 4: Simplify right side
    945,661.29x = 673,306,066,216.64
  5. Step 5: Solve for x
    x = 673,306,066,216.64/945,661.29
  6. Step 6: Final answer
    x = 711,994.95

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.