Home / 147,686-316,372

Finding the Third Proportional to 147,686 and 316,372

Calculator

Solution

The third proportional to 147,686 and 316,372 is: 677,730.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,686 : 316,372 = 316,372 : x
  2. Step 2: Convert to fraction form
    147,686/316,372 = 316,372/x
  3. Step 3: Cross multiply
    147,686x = 316,372 × 316,372
  4. Step 4: Simplify right side
    147,686x = 100,091,242,384
  5. Step 5: Solve for x
    x = 100,091,242,384/147,686
  6. Step 6: Final answer
    x = 677,730.07

Related Problems

Find third proportional to 73,843 and 158,186
Half scale
Find third proportional to 295,372 and 632,744
Double scale
Find third proportional to 147,688 and 316,376
Similar ratio
Find third proportional to 221,529 and 474,558
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.