Home / 353,648-723,638

Finding the Third Proportional to 353,648 and 723,638

Calculator

Solution

The third proportional to 353,648 and 723,638 is: 1,480,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,648 : 723,638 = 723,638 : x
  2. Step 2: Convert to fraction form
    353,648/723,638 = 723,638/x
  3. Step 3: Cross multiply
    353,648x = 723,638 × 723,638
  4. Step 4: Simplify right side
    353,648x = 523,651,955,044
  5. Step 5: Solve for x
    x = 523,651,955,044/353,648
  6. Step 6: Final answer
    x = 1,480,715.16

Related Problems

Find third proportional to 176,824 and 361,819
Half scale
Find third proportional to 707,296 and 1,447,276
Double scale
Find third proportional to 353,650 and 723,642
Similar ratio
Find third proportional to 530,472 and 1,085,457
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.