Home / 373,402.80-560,039.40-136,623.60

Finding the Fourth Proportional to 373,402.80, 560,039.40 and 136,623.60

Calculator

Solution

The fourth proportional to 373,402.80, 560,039.40 and 136,623.60 is: 204,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,402.80 : 560,039.40 = 136,623.60 : x
  2. Step 2: Convert to fraction form
    373,402.80/560,039.40 = 136,623.60/x
  3. Step 3: Cross multiply
    373,402.80x = 560,039.40 × 136,623.60
  4. Step 4: Simplify right side
    373,402.80x = 76,514,598,969.84
  5. Step 5: Solve for x
    x = 76,514,598,969.84/373,402.80
  6. Step 6: Final answer
    x = 204,911.69

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.