Home / 209,658-452,688

Finding the Third Proportional to 209,658 and 452,688

Calculator

Solution

The third proportional to 209,658 and 452,688 is: 977,431.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,658 : 452,688 = 452,688 : x
  2. Step 2: Convert to fraction form
    209,658/452,688 = 452,688/x
  3. Step 3: Cross multiply
    209,658x = 452,688 × 452,688
  4. Step 4: Simplify right side
    209,658x = 204,926,425,344
  5. Step 5: Solve for x
    x = 204,926,425,344/209,658
  6. Step 6: Final answer
    x = 977,431.94

Related Problems

Find third proportional to 104,829 and 226,344
Half scale
Find third proportional to 419,316 and 905,376
Double scale
Find third proportional to 209,660 and 452,692
Similar ratio
Find third proportional to 314,487 and 679,032
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.