Home / 368,469-779,787

Finding the Third Proportional to 368,469 and 779,787

Calculator

Solution

The third proportional to 368,469 and 779,787 is: 1,650,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,469 : 779,787 = 779,787 : x
  2. Step 2: Convert to fraction form
    368,469/779,787 = 779,787/x
  3. Step 3: Cross multiply
    368,469x = 779,787 × 779,787
  4. Step 4: Simplify right side
    368,469x = 608,067,765,369
  5. Step 5: Solve for x
    x = 608,067,765,369/368,469
  6. Step 6: Final answer
    x = 1,650,254.88

Related Problems

Find third proportional to 184,234.50 and 389,893.50
Half scale
Find third proportional to 736,938 and 1,559,574
Double scale
Find third proportional to 368,471 and 779,791
Similar ratio
Find third proportional to 552,703.50 and 1,169,680.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.