Home / 338,940-730,416

Finding the Third Proportional to 338,940 and 730,416

Calculator

Solution

The third proportional to 338,940 and 730,416 is: 1,574,047.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,940 : 730,416 = 730,416 : x
  2. Step 2: Convert to fraction form
    338,940/730,416 = 730,416/x
  3. Step 3: Cross multiply
    338,940x = 730,416 × 730,416
  4. Step 4: Simplify right side
    338,940x = 533,507,533,056
  5. Step 5: Solve for x
    x = 533,507,533,056/338,940
  6. Step 6: Final answer
    x = 1,574,047.13

Related Problems

Find third proportional to 169,470 and 365,208
Half scale
Find third proportional to 677,880 and 1,460,832
Double scale
Find third proportional to 338,942 and 730,420
Similar ratio
Find third proportional to 508,410 and 1,095,624
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.