Home / 147,180-319,964

Finding the Third Proportional to 147,180 and 319,964

Calculator

Solution

The third proportional to 147,180 and 319,964 is: 695,590.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,180 : 319,964 = 319,964 : x
  2. Step 2: Convert to fraction form
    147,180/319,964 = 319,964/x
  3. Step 3: Cross multiply
    147,180x = 319,964 × 319,964
  4. Step 4: Simplify right side
    147,180x = 102,376,961,296
  5. Step 5: Solve for x
    x = 102,376,961,296/147,180
  6. Step 6: Final answer
    x = 695,590.17

Related Problems

Find third proportional to 73,590 and 159,982
Half scale
Find third proportional to 294,360 and 639,928
Double scale
Find third proportional to 147,182 and 319,968
Similar ratio
Find third proportional to 220,770 and 479,946
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.