Home / 129,484-282,504

Finding the Third Proportional to 129,484 and 282,504

Calculator

Solution

The third proportional to 129,484 and 282,504 is: 616,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,484 : 282,504 = 282,504 : x
  2. Step 2: Convert to fraction form
    129,484/282,504 = 282,504/x
  3. Step 3: Cross multiply
    129,484x = 282,504 × 282,504
  4. Step 4: Simplify right side
    129,484x = 79,808,510,016
  5. Step 5: Solve for x
    x = 79,808,510,016/129,484
  6. Step 6: Final answer
    x = 616,358.08

Related Problems

Find third proportional to 64,742 and 141,252
Half scale
Find third proportional to 258,968 and 565,008
Double scale
Find third proportional to 129,486 and 282,508
Similar ratio
Find third proportional to 194,226 and 423,756
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.