Home / 749,851.40-1,034,792.07-405,686.25

Finding the Fourth Proportional to 749,851.40, 1,034,792.07 and 405,686.25

Calculator

Solution

The fourth proportional to 749,851.40, 1,034,792.07 and 405,686.25 is: 559,845.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,851.40 : 1,034,792.07 = 405,686.25 : x
  2. Step 2: Convert to fraction form
    749,851.40/1,034,792.07 = 405,686.25/x
  3. Step 3: Cross multiply
    749,851.40x = 1,034,792.07 × 405,686.25
  4. Step 4: Simplify right side
    749,851.40x = 419,800,914,408.04
  5. Step 5: Solve for x
    x = 419,800,914,408.04/749,851.40
  6. Step 6: Final answer
    x = 559,845.48

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.