Home / 168,140-369,040

Finding the Third Proportional to 168,140 and 369,040

Calculator

Solution

The third proportional to 168,140 and 369,040 is: 809,982.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,140 : 369,040 = 369,040 : x
  2. Step 2: Convert to fraction form
    168,140/369,040 = 369,040/x
  3. Step 3: Cross multiply
    168,140x = 369,040 × 369,040
  4. Step 4: Simplify right side
    168,140x = 136,190,521,600
  5. Step 5: Solve for x
    x = 136,190,521,600/168,140
  6. Step 6: Final answer
    x = 809,982.88

Related Problems

Find third proportional to 84,070 and 184,520
Half scale
Find third proportional to 336,280 and 738,080
Double scale
Find third proportional to 168,142 and 369,044
Similar ratio
Find third proportional to 252,210 and 553,560
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.