Home / 403,482-869,208

Finding the Third Proportional to 403,482 and 869,208

Calculator

Solution

The third proportional to 403,482 and 869,208 is: 1,872,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,482 : 869,208 = 869,208 : x
  2. Step 2: Convert to fraction form
    403,482/869,208 = 869,208/x
  3. Step 3: Cross multiply
    403,482x = 869,208 × 869,208
  4. Step 4: Simplify right side
    403,482x = 755,522,547,264
  5. Step 5: Solve for x
    x = 755,522,547,264/403,482
  6. Step 6: Final answer
    x = 1,872,506.20

Related Problems

Find third proportional to 201,741 and 434,604
Half scale
Find third proportional to 806,964 and 1,738,416
Double scale
Find third proportional to 403,484 and 869,212
Similar ratio
Find third proportional to 605,223 and 1,303,812
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.