Home / 730-1,718.50

Finding the Third Proportional to 730 and 1,718.50

Calculator

Solution

The third proportional to 730 and 1,718.50 is: 4,045.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    730 : 1,718.50 = 1,718.50 : x
  2. Step 2: Convert to fraction form
    730/1,718.50 = 1,718.50/x
  3. Step 3: Cross multiply
    730x = 1,718.50 × 1,718.50
  4. Step 4: Simplify right side
    730x = 2,953,242.25
  5. Step 5: Solve for x
    x = 2,953,242.25/730
  6. Step 6: Final answer
    x = 4,045.54

Related Problems

Find third proportional to 365 and 859.25
Half scale
Find third proportional to 1,460 and 3,437
Double scale
Find third proportional to 732 and 1,723
Similar ratio
Find third proportional to 1,095 and 2,577.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.