Home / 354,920-774,072

Finding the Third Proportional to 354,920 and 774,072

Calculator

Solution

The third proportional to 354,920 and 774,072 is: 1,688,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,920 : 774,072 = 774,072 : x
  2. Step 2: Convert to fraction form
    354,920/774,072 = 774,072/x
  3. Step 3: Cross multiply
    354,920x = 774,072 × 774,072
  4. Step 4: Simplify right side
    354,920x = 599,187,461,184
  5. Step 5: Solve for x
    x = 599,187,461,184/354,920
  6. Step 6: Final answer
    x = 1,688,232.45

Related Problems

Find third proportional to 177,460 and 387,036
Half scale
Find third proportional to 709,840 and 1,548,144
Double scale
Find third proportional to 354,922 and 774,076
Similar ratio
Find third proportional to 532,380 and 1,161,108
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.