Home / 453,781.80-680,672.70-254,716.20

Finding the Fourth Proportional to 453,781.80, 680,672.70 and 254,716.20

Calculator

Solution

The fourth proportional to 453,781.80, 680,672.70 and 254,716.20 is: 382,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,781.80 : 680,672.70 = 254,716.20 : x
  2. Step 2: Convert to fraction form
    453,781.80/680,672.70 = 254,716.20/x
  3. Step 3: Cross multiply
    453,781.80x = 680,672.70 × 254,716.20
  4. Step 4: Simplify right side
    453,781.80x = 173,378,363,587.74
  5. Step 5: Solve for x
    x = 173,378,363,587.74/453,781.80
  6. Step 6: Final answer
    x = 382,074.30

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.