Home / 486,574-774,827

Finding the Third Proportional to 486,574 and 774,827

Calculator

Solution

The third proportional to 486,574 and 774,827 is: 1,233,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,574 : 774,827 = 774,827 : x
  2. Step 2: Convert to fraction form
    486,574/774,827 = 774,827/x
  3. Step 3: Cross multiply
    486,574x = 774,827 × 774,827
  4. Step 4: Simplify right side
    486,574x = 600,356,879,929
  5. Step 5: Solve for x
    x = 600,356,879,929/486,574
  6. Step 6: Final answer
    x = 1,233,844.96

Related Problems

Find third proportional to 243,287 and 387,413.50
Half scale
Find third proportional to 973,148 and 1,549,654
Double scale
Find third proportional to 486,576 and 774,830
Similar ratio
Find third proportional to 729,861 and 1,162,240.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.