Home / 511,570.36-705,972.36-282,135.88

Finding the Fourth Proportional to 511,570.36, 705,972.36 and 282,135.88

Calculator

Solution

The fourth proportional to 511,570.36, 705,972.36 and 282,135.88 is: 389,350.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,570.36 : 705,972.36 = 282,135.88 : x
  2. Step 2: Convert to fraction form
    511,570.36/705,972.36 = 282,135.88/x
  3. Step 3: Cross multiply
    511,570.36x = 705,972.36 × 282,135.88
  4. Step 4: Simplify right side
    511,570.36x = 199,180,133,044.28
  5. Step 5: Solve for x
    x = 199,180,133,044.28/511,570.36
  6. Step 6: Final answer
    x = 389,350.42

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.