Home / 246,486-531,420

Finding the Third Proportional to 246,486 and 531,420

Calculator

Solution

The third proportional to 246,486 and 531,420 is: 1,145,733.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,486 : 531,420 = 531,420 : x
  2. Step 2: Convert to fraction form
    246,486/531,420 = 531,420/x
  3. Step 3: Cross multiply
    246,486x = 531,420 × 531,420
  4. Step 4: Simplify right side
    246,486x = 282,407,216,400
  5. Step 5: Solve for x
    x = 282,407,216,400/246,486
  6. Step 6: Final answer
    x = 1,145,733.29

Related Problems

Find third proportional to 123,243 and 265,710
Half scale
Find third proportional to 492,972 and 1,062,840
Double scale
Find third proportional to 246,488 and 531,424
Similar ratio
Find third proportional to 369,729 and 797,130
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.