Home / 356,488-766,736

Finding the Third Proportional to 356,488 and 766,736

Calculator

Solution

The third proportional to 356,488 and 766,736 is: 1,649,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,488 : 766,736 = 766,736 : x
  2. Step 2: Convert to fraction form
    356,488/766,736 = 766,736/x
  3. Step 3: Cross multiply
    356,488x = 766,736 × 766,736
  4. Step 4: Simplify right side
    356,488x = 587,884,093,696
  5. Step 5: Solve for x
    x = 587,884,093,696/356,488
  6. Step 6: Final answer
    x = 1,649,099.25

Related Problems

Find third proportional to 178,244 and 383,368
Half scale
Find third proportional to 712,976 and 1,533,472
Double scale
Find third proportional to 356,490 and 766,740
Similar ratio
Find third proportional to 534,732 and 1,150,104
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.