Home / 292,208-628,808

Finding the Third Proportional to 292,208 and 628,808

Calculator

Solution

The third proportional to 292,208 and 628,808 is: 1,353,144.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,208 : 628,808 = 628,808 : x
  2. Step 2: Convert to fraction form
    292,208/628,808 = 628,808/x
  3. Step 3: Cross multiply
    292,208x = 628,808 × 628,808
  4. Step 4: Simplify right side
    292,208x = 395,399,500,864
  5. Step 5: Solve for x
    x = 395,399,500,864/292,208
  6. Step 6: Final answer
    x = 1,353,144.00

Related Problems

Find third proportional to 146,104 and 314,404
Half scale
Find third proportional to 584,416 and 1,257,616
Double scale
Find third proportional to 292,210 and 628,812
Similar ratio
Find third proportional to 438,312 and 943,212
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.