Home / 356,984-776,168

Finding the Third Proportional to 356,984 and 776,168

Calculator

Solution

The third proportional to 356,984 and 776,168 is: 1,687,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,984 : 776,168 = 776,168 : x
  2. Step 2: Convert to fraction form
    356,984/776,168 = 776,168/x
  3. Step 3: Cross multiply
    356,984x = 776,168 × 776,168
  4. Step 4: Simplify right side
    356,984x = 602,436,764,224
  5. Step 5: Solve for x
    x = 602,436,764,224/356,984
  6. Step 6: Final answer
    x = 1,687,573.57

Related Problems

Find third proportional to 178,492 and 388,084
Half scale
Find third proportional to 713,968 and 1,552,336
Double scale
Find third proportional to 356,986 and 776,172
Similar ratio
Find third proportional to 535,476 and 1,164,252
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.