Home / 762.83-1,145.18-502.01

Finding the Fourth Proportional to 762.83, 1,145.18 and 502.01

Calculator

Solution

The fourth proportional to 762.83, 1,145.18 and 502.01 is: 753.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    762.83 : 1,145.18 = 502.01 : x
  2. Step 2: Convert to fraction form
    762.83/1,145.18 = 502.01/x
  3. Step 3: Cross multiply
    762.83x = 1,145.18 × 502.01
  4. Step 4: Simplify right side
    762.83x = 574,895.93
  5. Step 5: Solve for x
    x = 574,895.93/762.83
  6. Step 6: Final answer
    x = 753.64

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.