Home / 147,474-316,827

Finding the Third Proportional to 147,474 and 316,827

Calculator

Solution

The third proportional to 147,474 and 316,827 is: 680,657.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,474 : 316,827 = 316,827 : x
  2. Step 2: Convert to fraction form
    147,474/316,827 = 316,827/x
  3. Step 3: Cross multiply
    147,474x = 316,827 × 316,827
  4. Step 4: Simplify right side
    147,474x = 100,379,347,929
  5. Step 5: Solve for x
    x = 100,379,347,929/147,474
  6. Step 6: Final answer
    x = 680,657.93

Related Problems

Find third proportional to 73,737 and 158,413.50
Half scale
Find third proportional to 294,948 and 633,654
Double scale
Find third proportional to 147,476 and 316,831
Similar ratio
Find third proportional to 221,211 and 475,240.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.