Home / 316,104-684,696

Finding the Third Proportional to 316,104 and 684,696

Calculator

Solution

The third proportional to 316,104 and 684,696 is: 1,483,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,104 : 684,696 = 684,696 : x
  2. Step 2: Convert to fraction form
    316,104/684,696 = 684,696/x
  3. Step 3: Cross multiply
    316,104x = 684,696 × 684,696
  4. Step 4: Simplify right side
    316,104x = 468,808,612,416
  5. Step 5: Solve for x
    x = 468,808,612,416/316,104
  6. Step 6: Final answer
    x = 1,483,083.45

Related Problems

Find third proportional to 158,052 and 342,348
Half scale
Find third proportional to 632,208 and 1,369,392
Double scale
Find third proportional to 316,106 and 684,700
Similar ratio
Find third proportional to 474,156 and 1,027,044
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.