Home / 266,131.20-398,540.70-176,901.60

Finding the Fourth Proportional to 266,131.20, 398,540.70 and 176,901.60

Calculator

Solution

The fourth proportional to 266,131.20, 398,540.70 and 176,901.60 is: 264,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,131.20 : 398,540.70 = 176,901.60 : x
  2. Step 2: Convert to fraction form
    266,131.20/398,540.70 = 176,901.60/x
  3. Step 3: Cross multiply
    266,131.20x = 398,540.70 × 176,901.60
  4. Step 4: Simplify right side
    266,131.20x = 70,502,487,495.12
  5. Step 5: Solve for x
    x = 70,502,487,495.12/266,131.20
  6. Step 6: Final answer
    x = 264,916.28

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.