Home / 134,120-291,308

Finding the Third Proportional to 134,120 and 291,308

Calculator

Solution

The third proportional to 134,120 and 291,308 is: 632,719.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,120 : 291,308 = 291,308 : x
  2. Step 2: Convert to fraction form
    134,120/291,308 = 291,308/x
  3. Step 3: Cross multiply
    134,120x = 291,308 × 291,308
  4. Step 4: Simplify right side
    134,120x = 84,860,350,864
  5. Step 5: Solve for x
    x = 84,860,350,864/134,120
  6. Step 6: Final answer
    x = 632,719.59

Related Problems

Find third proportional to 67,060 and 145,654
Half scale
Find third proportional to 268,240 and 582,616
Double scale
Find third proportional to 134,122 and 291,312
Similar ratio
Find third proportional to 201,180 and 436,962
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.