Home / 175,920-357,984

Finding the Third Proportional to 175,920 and 357,984

Calculator

Solution

The third proportional to 175,920 and 357,984 is: 728,470.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,920 : 357,984 = 357,984 : x
  2. Step 2: Convert to fraction form
    175,920/357,984 = 357,984/x
  3. Step 3: Cross multiply
    175,920x = 357,984 × 357,984
  4. Step 4: Simplify right side
    175,920x = 128,152,544,256
  5. Step 5: Solve for x
    x = 128,152,544,256/175,920
  6. Step 6: Final answer
    x = 728,470.58

Related Problems

Find third proportional to 87,960 and 178,992
Half scale
Find third proportional to 351,840 and 715,968
Double scale
Find third proportional to 175,922 and 357,988
Similar ratio
Find third proportional to 263,880 and 536,976
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.