Home / 680,688-974,304

Finding the Third Proportional to 680,688 and 974,304

Calculator

Solution

The third proportional to 680,688 and 974,304 is: 1,394,571.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,688 : 974,304 = 974,304 : x
  2. Step 2: Convert to fraction form
    680,688/974,304 = 974,304/x
  3. Step 3: Cross multiply
    680,688x = 974,304 × 974,304
  4. Step 4: Simplify right side
    680,688x = 949,268,284,416
  5. Step 5: Solve for x
    x = 949,268,284,416/680,688
  6. Step 6: Final answer
    x = 1,394,571.79

Related Problems

Find third proportional to 340,344 and 487,152
Half scale
Find third proportional to 1,361,376 and 1,948,608
Double scale
Find third proportional to 680,690 and 974,307
Similar ratio
Find third proportional to 1,021,032 and 1,461,456
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.