Home / 360,621-771,270

Finding the Third Proportional to 360,621 and 771,270

Calculator

Solution

The third proportional to 360,621 and 771,270 is: 1,649,536.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,621 : 771,270 = 771,270 : x
  2. Step 2: Convert to fraction form
    360,621/771,270 = 771,270/x
  3. Step 3: Cross multiply
    360,621x = 771,270 × 771,270
  4. Step 4: Simplify right side
    360,621x = 594,857,412,900
  5. Step 5: Solve for x
    x = 594,857,412,900/360,621
  6. Step 6: Final answer
    x = 1,649,536.25

Related Problems

Find third proportional to 180,310.50 and 385,635
Half scale
Find third proportional to 721,242 and 1,542,540
Double scale
Find third proportional to 360,623 and 771,274
Similar ratio
Find third proportional to 540,931.50 and 1,156,905
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.