Home / 305,672-664,048

Finding the Third Proportional to 305,672 and 664,048

Calculator

Solution

The third proportional to 305,672 and 664,048 is: 1,442,591.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,672 : 664,048 = 664,048 : x
  2. Step 2: Convert to fraction form
    305,672/664,048 = 664,048/x
  3. Step 3: Cross multiply
    305,672x = 664,048 × 664,048
  4. Step 4: Simplify right side
    305,672x = 440,959,746,304
  5. Step 5: Solve for x
    x = 440,959,746,304/305,672
  6. Step 6: Final answer
    x = 1,442,591.23

Related Problems

Find third proportional to 152,836 and 332,024
Half scale
Find third proportional to 611,344 and 1,328,096
Double scale
Find third proportional to 305,674 and 664,052
Similar ratio
Find third proportional to 458,508 and 996,072
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.