Home / 254,450-555,070

Finding the Third Proportional to 254,450 and 555,070

Calculator

Solution

The third proportional to 254,450 and 555,070 is: 1,210,857.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,450 : 555,070 = 555,070 : x
  2. Step 2: Convert to fraction form
    254,450/555,070 = 555,070/x
  3. Step 3: Cross multiply
    254,450x = 555,070 × 555,070
  4. Step 4: Simplify right side
    254,450x = 308,102,704,900
  5. Step 5: Solve for x
    x = 308,102,704,900/254,450
  6. Step 6: Final answer
    x = 1,210,857.56

Related Problems

Find third proportional to 127,225 and 277,535
Half scale
Find third proportional to 508,900 and 1,110,140
Double scale
Find third proportional to 254,452 and 555,074
Similar ratio
Find third proportional to 381,675 and 832,605
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.