Home / 440.00-607.04-274.07

Finding the Fourth Proportional to 440.00, 607.04 and 274.07

Calculator

Solution

The fourth proportional to 440.00, 607.04 and 274.07 is: 378.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.00 : 607.04 = 274.07 : x
  2. Step 2: Convert to fraction form
    440.00/607.04 = 274.07/x
  3. Step 3: Cross multiply
    440.00x = 607.04 × 274.07
  4. Step 4: Simplify right side
    440.00x = 166,372.63
  5. Step 5: Solve for x
    x = 166,372.63/440.00
  6. Step 6: Final answer
    x = 378.12

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.