Home / 303,419.30-423,999.70-303,419.30

Finding the Fourth Proportional to 303,419.30, 423,999.70 and 303,419.30

Calculator

Solution

The fourth proportional to 303,419.30, 423,999.70 and 303,419.30 is: 423,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,419.30 : 423,999.70 = 303,419.30 : x
  2. Step 2: Convert to fraction form
    303,419.30/423,999.70 = 303,419.30/x
  3. Step 3: Cross multiply
    303,419.30x = 423,999.70 × 303,419.30
  4. Step 4: Simplify right side
    303,419.30x = 128,649,692,174.21
  5. Step 5: Solve for x
    x = 128,649,692,174.21/303,419.30
  6. Step 6: Final answer
    x = 423,999.70

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.