Home / 155,630-347,548

Finding the Third Proportional to 155,630 and 347,548

Calculator

Solution

The third proportional to 155,630 and 347,548 is: 776,133.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,630 : 347,548 = 347,548 : x
  2. Step 2: Convert to fraction form
    155,630/347,548 = 347,548/x
  3. Step 3: Cross multiply
    155,630x = 347,548 × 347,548
  4. Step 4: Simplify right side
    155,630x = 120,789,612,304
  5. Step 5: Solve for x
    x = 120,789,612,304/155,630
  6. Step 6: Final answer
    x = 776,133.22

Related Problems

Find third proportional to 77,815 and 173,774
Half scale
Find third proportional to 311,260 and 695,096
Double scale
Find third proportional to 155,632 and 347,552
Similar ratio
Find third proportional to 233,445 and 521,322
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.