Home / 455,038-988,810

Finding the Third Proportional to 455,038 and 988,810

Calculator

Solution

The third proportional to 455,038 and 988,810 is: 2,148,711.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,038 : 988,810 = 988,810 : x
  2. Step 2: Convert to fraction form
    455,038/988,810 = 988,810/x
  3. Step 3: Cross multiply
    455,038x = 988,810 × 988,810
  4. Step 4: Simplify right side
    455,038x = 977,745,216,100
  5. Step 5: Solve for x
    x = 977,745,216,100/455,038
  6. Step 6: Final answer
    x = 2,148,711.13

Related Problems

Find third proportional to 227,519 and 494,405
Half scale
Find third proportional to 910,076 and 1,977,620
Double scale
Find third proportional to 455,040 and 988,814
Similar ratio
Find third proportional to 682,557 and 1,483,215
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.