Home / 222,482.40-334,501.20-217,816.80

Finding the Fourth Proportional to 222,482.40, 334,501.20 and 217,816.80

Calculator

Solution

The fourth proportional to 222,482.40, 334,501.20 and 217,816.80 is: 327,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,482.40 : 334,501.20 = 217,816.80 : x
  2. Step 2: Convert to fraction form
    222,482.40/334,501.20 = 217,816.80/x
  3. Step 3: Cross multiply
    222,482.40x = 334,501.20 × 217,816.80
  4. Step 4: Simplify right side
    222,482.40x = 72,859,980,980.16
  5. Step 5: Solve for x
    x = 72,859,980,980.16/222,482.40
  6. Step 6: Final answer
    x = 327,486.49

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.