Home / 389,766-841,704

Finding the Third Proportional to 389,766 and 841,704

Calculator

Solution

The third proportional to 389,766 and 841,704 is: 1,817,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,766 : 841,704 = 841,704 : x
  2. Step 2: Convert to fraction form
    389,766/841,704 = 841,704/x
  3. Step 3: Cross multiply
    389,766x = 841,704 × 841,704
  4. Step 4: Simplify right side
    389,766x = 708,465,623,616
  5. Step 5: Solve for x
    x = 708,465,623,616/389,766
  6. Step 6: Final answer
    x = 1,817,669.12

Related Problems

Find third proportional to 194,883 and 420,852
Half scale
Find third proportional to 779,532 and 1,683,408
Double scale
Find third proportional to 389,768 and 841,708
Similar ratio
Find third proportional to 584,649 and 1,262,556
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.