Home / 332,128-728,090

Finding the Third Proportional to 332,128 and 728,090

Calculator

Solution

The third proportional to 332,128 and 728,090 is: 1,596,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,128 : 728,090 = 728,090 : x
  2. Step 2: Convert to fraction form
    332,128/728,090 = 728,090/x
  3. Step 3: Cross multiply
    332,128x = 728,090 × 728,090
  4. Step 4: Simplify right side
    332,128x = 530,115,048,100
  5. Step 5: Solve for x
    x = 530,115,048,100/332,128
  6. Step 6: Final answer
    x = 1,596,116.70

Related Problems

Find third proportional to 166,064 and 364,045
Half scale
Find third proportional to 664,256 and 1,456,180
Double scale
Find third proportional to 332,130 and 728,094
Similar ratio
Find third proportional to 498,192 and 1,092,135
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.