Home / 360,684-771,400

Finding the Third Proportional to 360,684 and 771,400

Calculator

Solution

The third proportional to 360,684 and 771,400 is: 1,649,804.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,684 : 771,400 = 771,400 : x
  2. Step 2: Convert to fraction form
    360,684/771,400 = 771,400/x
  3. Step 3: Cross multiply
    360,684x = 771,400 × 771,400
  4. Step 4: Simplify right side
    360,684x = 595,057,960,000
  5. Step 5: Solve for x
    x = 595,057,960,000/360,684
  6. Step 6: Final answer
    x = 1,649,804.15

Related Problems

Find third proportional to 180,342 and 385,700
Half scale
Find third proportional to 721,368 and 1,542,800
Double scale
Find third proportional to 360,686 and 771,404
Similar ratio
Find third proportional to 541,026 and 1,157,100
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.