Home / 306,953-723,578

Finding the Third Proportional to 306,953 and 723,578

Calculator

Solution

The third proportional to 306,953 and 723,578 is: 1,705,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,953 : 723,578 = 723,578 : x
  2. Step 2: Convert to fraction form
    306,953/723,578 = 723,578/x
  3. Step 3: Cross multiply
    306,953x = 723,578 × 723,578
  4. Step 4: Simplify right side
    306,953x = 523,565,122,084
  5. Step 5: Solve for x
    x = 523,565,122,084/306,953
  6. Step 6: Final answer
    x = 1,705,684.98

Related Problems

Find third proportional to 153,476.50 and 361,789
Half scale
Find third proportional to 613,906 and 1,447,156
Double scale
Find third proportional to 306,955 and 723,583
Similar ratio
Find third proportional to 460,429.50 and 1,085,367
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.