Home / 486,336-727,558

Finding the Third Proportional to 486,336 and 727,558

Calculator

Solution

The third proportional to 486,336 and 727,558 is: 1,088,425.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,336 : 727,558 = 727,558 : x
  2. Step 2: Convert to fraction form
    486,336/727,558 = 727,558/x
  3. Step 3: Cross multiply
    486,336x = 727,558 × 727,558
  4. Step 4: Simplify right side
    486,336x = 529,340,643,364
  5. Step 5: Solve for x
    x = 529,340,643,364/486,336
  6. Step 6: Final answer
    x = 1,088,425.79

Related Problems

Find third proportional to 243,168 and 363,779
Half scale
Find third proportional to 972,672 and 1,455,116
Double scale
Find third proportional to 486,338 and 727,561
Similar ratio
Find third proportional to 729,504 and 1,091,337
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.