Home / 338,354-736,980

Finding the Third Proportional to 338,354 and 736,980

Calculator

Solution

The third proportional to 338,354 and 736,980 is: 1,605,240.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,354 : 736,980 = 736,980 : x
  2. Step 2: Convert to fraction form
    338,354/736,980 = 736,980/x
  3. Step 3: Cross multiply
    338,354x = 736,980 × 736,980
  4. Step 4: Simplify right side
    338,354x = 543,139,520,400
  5. Step 5: Solve for x
    x = 543,139,520,400/338,354
  6. Step 6: Final answer
    x = 1,605,240.43

Related Problems

Find third proportional to 169,177 and 368,490
Half scale
Find third proportional to 676,708 and 1,473,960
Double scale
Find third proportional to 338,356 and 736,984
Similar ratio
Find third proportional to 507,531 and 1,105,470
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.