Home / 884,685.15-1,220,829.30-497,489.56

Finding the Fourth Proportional to 884,685.15, 1,220,829.30 and 497,489.56

Calculator

Solution

The fourth proportional to 884,685.15, 1,220,829.30 and 497,489.56 is: 686,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,685.15 : 1,220,829.30 = 497,489.56 : x
  2. Step 2: Convert to fraction form
    884,685.15/1,220,829.30 = 497,489.56/x
  3. Step 3: Cross multiply
    884,685.15x = 1,220,829.30 × 497,489.56
  4. Step 4: Simplify right side
    884,685.15x = 607,349,831,292.11
  5. Step 5: Solve for x
    x = 607,349,831,292.11/884,685.15
  6. Step 6: Final answer
    x = 686,515.24

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.