Home / 385,692-830,586

Finding the Third Proportional to 385,692 and 830,586

Calculator

Solution

The third proportional to 385,692 and 830,586 is: 1,788,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,692 : 830,586 = 830,586 : x
  2. Step 2: Convert to fraction form
    385,692/830,586 = 830,586/x
  3. Step 3: Cross multiply
    385,692x = 830,586 × 830,586
  4. Step 4: Simplify right side
    385,692x = 689,873,103,396
  5. Step 5: Solve for x
    x = 689,873,103,396/385,692
  6. Step 6: Final answer
    x = 1,788,663.24

Related Problems

Find third proportional to 192,846 and 415,293
Half scale
Find third proportional to 771,384 and 1,661,172
Double scale
Find third proportional to 385,694 and 830,590
Similar ratio
Find third proportional to 578,538 and 1,245,879
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.