Home / 453,453.40-680,180.10-154,271.80

Finding the Fourth Proportional to 453,453.40, 680,180.10 and 154,271.80

Calculator

Solution

The fourth proportional to 453,453.40, 680,180.10 and 154,271.80 is: 231,407.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,453.40 : 680,180.10 = 154,271.80 : x
  2. Step 2: Convert to fraction form
    453,453.40/680,180.10 = 154,271.80/x
  3. Step 3: Cross multiply
    453,453.40x = 680,180.10 × 154,271.80
  4. Step 4: Simplify right side
    453,453.40x = 104,932,608,351.18
  5. Step 5: Solve for x
    x = 104,932,608,351.18/453,453.40
  6. Step 6: Final answer
    x = 231,407.70

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.