Home / 346,831.49-478,641.41-201,636.56

Finding the Fourth Proportional to 346,831.49, 478,641.41 and 201,636.56

Calculator

Solution

The fourth proportional to 346,831.49, 478,641.41 and 201,636.56 is: 278,266.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,831.49 : 478,641.41 = 201,636.56 : x
  2. Step 2: Convert to fraction form
    346,831.49/478,641.41 = 201,636.56/x
  3. Step 3: Cross multiply
    346,831.49x = 478,641.41 × 201,636.56
  4. Step 4: Simplify right side
    346,831.49x = 96,511,603,984.56
  5. Step 5: Solve for x
    x = 96,511,603,984.56/346,831.49
  6. Step 6: Final answer
    x = 278,266.56

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.