Home / 210,300-455,574

Finding the Third Proportional to 210,300 and 455,574

Calculator

Solution

The third proportional to 210,300 and 455,574 is: 986,912.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,300 : 455,574 = 455,574 : x
  2. Step 2: Convert to fraction form
    210,300/455,574 = 455,574/x
  3. Step 3: Cross multiply
    210,300x = 455,574 × 455,574
  4. Step 4: Simplify right side
    210,300x = 207,547,669,476
  5. Step 5: Solve for x
    x = 207,547,669,476/210,300
  6. Step 6: Final answer
    x = 986,912.36

Related Problems

Find third proportional to 105,150 and 227,787
Half scale
Find third proportional to 420,600 and 911,148
Double scale
Find third proportional to 210,302 and 455,578
Similar ratio
Find third proportional to 315,450 and 683,361
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.