Home / 282,786-666,985

Finding the Third Proportional to 282,786 and 666,985

Calculator

Solution

The third proportional to 282,786 and 666,985 is: 1,573,164.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,786 : 666,985 = 666,985 : x
  2. Step 2: Convert to fraction form
    282,786/666,985 = 666,985/x
  3. Step 3: Cross multiply
    282,786x = 666,985 × 666,985
  4. Step 4: Simplify right side
    282,786x = 444,868,990,225
  5. Step 5: Solve for x
    x = 444,868,990,225/282,786
  6. Step 6: Final answer
    x = 1,573,164.83

Related Problems

Find third proportional to 141,393 and 333,492.50
Half scale
Find third proportional to 565,572 and 1,333,970
Double scale
Find third proportional to 282,788 and 666,990
Similar ratio
Find third proportional to 424,179 and 1,000,477.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.