Home / 379,010-816,772

Finding the Third Proportional to 379,010 and 816,772

Calculator

Solution

The third proportional to 379,010 and 816,772 is: 1,760,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,010 : 816,772 = 816,772 : x
  2. Step 2: Convert to fraction form
    379,010/816,772 = 816,772/x
  3. Step 3: Cross multiply
    379,010x = 816,772 × 816,772
  4. Step 4: Simplify right side
    379,010x = 667,116,499,984
  5. Step 5: Solve for x
    x = 667,116,499,984/379,010
  6. Step 6: Final answer
    x = 1,760,155.40

Related Problems

Find third proportional to 189,505 and 408,386
Half scale
Find third proportional to 758,020 and 1,633,544
Double scale
Find third proportional to 379,012 and 816,776
Similar ratio
Find third proportional to 568,515 and 1,225,158
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.