Home / 385,495.04-532,038.80-222,120.25

Finding the Fourth Proportional to 385,495.04, 532,038.80 and 222,120.25

Calculator

Solution

The fourth proportional to 385,495.04, 532,038.80 and 222,120.25 is: 306,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,495.04 : 532,038.80 = 222,120.25 : x
  2. Step 2: Convert to fraction form
    385,495.04/532,038.80 = 222,120.25/x
  3. Step 3: Cross multiply
    385,495.04x = 532,038.80 × 222,120.25
  4. Step 4: Simplify right side
    385,495.04x = 118,176,591,485.20
  5. Step 5: Solve for x
    x = 118,176,591,485.20/385,495.04
  6. Step 6: Final answer
    x = 306,558.01

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.