Home / 163,028-345,680

Finding the Third Proportional to 163,028 and 345,680

Calculator

Solution

The third proportional to 163,028 and 345,680 is: 732,970.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,028 : 345,680 = 345,680 : x
  2. Step 2: Convert to fraction form
    163,028/345,680 = 345,680/x
  3. Step 3: Cross multiply
    163,028x = 345,680 × 345,680
  4. Step 4: Simplify right side
    163,028x = 119,494,662,400
  5. Step 5: Solve for x
    x = 119,494,662,400/163,028
  6. Step 6: Final answer
    x = 732,970.18

Related Problems

Find third proportional to 81,514 and 172,840
Half scale
Find third proportional to 326,056 and 691,360
Double scale
Find third proportional to 163,030 and 345,684
Similar ratio
Find third proportional to 244,542 and 518,520
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.