Home / 352,086-768,690

Finding the Third Proportional to 352,086 and 768,690

Calculator

Solution

The third proportional to 352,086 and 768,690 is: 1,678,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,086 : 768,690 = 768,690 : x
  2. Step 2: Convert to fraction form
    352,086/768,690 = 768,690/x
  3. Step 3: Cross multiply
    352,086x = 768,690 × 768,690
  4. Step 4: Simplify right side
    352,086x = 590,884,316,100
  5. Step 5: Solve for x
    x = 590,884,316,100/352,086
  6. Step 6: Final answer
    x = 1,678,238.60

Related Problems

Find third proportional to 176,043 and 384,345
Half scale
Find third proportional to 704,172 and 1,537,380
Double scale
Find third proportional to 352,088 and 768,694
Similar ratio
Find third proportional to 528,129 and 1,153,035
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.