Home / 200,426-417,436.75

Finding the Third Proportional to 200,426 and 417,436.75

Calculator

Solution

The third proportional to 200,426 and 417,436.75 is: 869,415.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,426 : 417,436.75 = 417,436.75 : x
  2. Step 2: Convert to fraction form
    200,426/417,436.75 = 417,436.75/x
  3. Step 3: Cross multiply
    200,426x = 417,436.75 × 417,436.75
  4. Step 4: Simplify right side
    200,426x = 174,253,440,250.56
  5. Step 5: Solve for x
    x = 174,253,440,250.56/200,426
  6. Step 6: Final answer
    x = 869,415.35

Related Problems

Find third proportional to 100,213 and 208,718.38
Half scale
Find third proportional to 400,852 and 834,873.50
Double scale
Find third proportional to 200,428 and 417,441
Similar ratio
Find third proportional to 300,639 and 626,155.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.