Home / 272,953-436,007.50

Finding the Third Proportional to 272,953 and 436,007.50

Calculator

Solution

The third proportional to 272,953 and 436,007.50 is: 696,466.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,953 : 436,007.50 = 436,007.50 : x
  2. Step 2: Convert to fraction form
    272,953/436,007.50 = 436,007.50/x
  3. Step 3: Cross multiply
    272,953x = 436,007.50 × 436,007.50
  4. Step 4: Simplify right side
    272,953x = 190,102,540,056.25
  5. Step 5: Solve for x
    x = 190,102,540,056.25/272,953
  6. Step 6: Final answer
    x = 696,466.21

Related Problems

Find third proportional to 136,476.50 and 218,003.75
Half scale
Find third proportional to 545,906 and 872,015
Double scale
Find third proportional to 272,955 and 436,011
Similar ratio
Find third proportional to 409,429.50 and 654,011.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.