Home / 203,654-447,457

Finding the Third Proportional to 203,654 and 447,457

Calculator

Solution

The third proportional to 203,654 and 447,457 is: 983,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,654 : 447,457 = 447,457 : x
  2. Step 2: Convert to fraction form
    203,654/447,457 = 447,457/x
  3. Step 3: Cross multiply
    203,654x = 447,457 × 447,457
  4. Step 4: Simplify right side
    203,654x = 200,217,766,849
  5. Step 5: Solve for x
    x = 200,217,766,849/203,654
  6. Step 6: Final answer
    x = 983,127.10

Related Problems

Find third proportional to 101,827 and 223,728.50
Half scale
Find third proportional to 407,308 and 894,914
Double scale
Find third proportional to 203,656 and 447,461
Similar ratio
Find third proportional to 305,481 and 671,185.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.