Home / 913,628.22-1,260,791.67-505,721.31

Finding the Fourth Proportional to 913,628.22, 1,260,791.67 and 505,721.31

Calculator

Solution

The fourth proportional to 913,628.22, 1,260,791.67 and 505,721.31 is: 697,886.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,628.22 : 1,260,791.67 = 505,721.31 : x
  2. Step 2: Convert to fraction form
    913,628.22/1,260,791.67 = 505,721.31/x
  3. Step 3: Cross multiply
    913,628.22x = 1,260,791.67 × 505,721.31
  4. Step 4: Simplify right side
    913,628.22x = 637,609,214,989.49
  5. Step 5: Solve for x
    x = 637,609,214,989.49/913,628.22
  6. Step 6: Final answer
    x = 697,886.95

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.