Home / 958-1,322.04-590

Finding the Fourth Proportional to 958, 1,322.04 and 590

Calculator

Solution

The fourth proportional to 958, 1,322.04 and 590 is: 814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    958 : 1,322.04 = 590 : x
  2. Step 2: Convert to fraction form
    958/1,322.04 = 590/x
  3. Step 3: Cross multiply
    958x = 1,322.04 × 590
  4. Step 4: Simplify right side
    958x = 780,003.60
  5. Step 5: Solve for x
    x = 780,003.60/958
  6. Step 6: Final answer
    x = 814.20

Related Problems

Find fourth proportional to 479, 661.02 and 295
Half scale
Find fourth proportional to 1,916, 2,644.08 and 1,180
Double scale
Find fourth proportional to 959, 1,323.42 and 591
Similar ratio
Find fourth proportional to 1,437, 1,983.06 and 885
1.5x scale

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.