Home / 898.31-1,321.88

Finding the Third Proportional to 898.31 and 1,321.88

Calculator

Solution

The third proportional to 898.31 and 1,321.88 is: 1,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    898.31 : 1,321.88 = 1,321.88 : x
  2. Step 2: Convert to fraction form
    898.31/1,321.88 = 1,321.88/x
  3. Step 3: Cross multiply
    898.31x = 1,321.88 × 1,321.88
  4. Step 4: Simplify right side
    898.31x = 1,747,353.52
  5. Step 5: Solve for x
    x = 1,747,353.52/898.31
  6. Step 6: Final answer
    x = 1,945.15

Related Problems

Find third proportional to 449.16 and 660.94
Half scale
Find third proportional to 1,796.63 and 2,643.75
Double scale
Find third proportional to 900 and 1,325
Similar ratio
Find third proportional to 1,347.47 and 1,982.81
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.