Home / 246,678-539,490

Finding the Third Proportional to 246,678 and 539,490

Calculator

Solution

The third proportional to 246,678 and 539,490 is: 1,179,876.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,678 : 539,490 = 539,490 : x
  2. Step 2: Convert to fraction form
    246,678/539,490 = 539,490/x
  3. Step 3: Cross multiply
    246,678x = 539,490 × 539,490
  4. Step 4: Simplify right side
    246,678x = 291,049,460,100
  5. Step 5: Solve for x
    x = 291,049,460,100/246,678
  6. Step 6: Final answer
    x = 1,179,876.03

Related Problems

Find third proportional to 123,339 and 269,745
Half scale
Find third proportional to 493,356 and 1,078,980
Double scale
Find third proportional to 246,680 and 539,494
Similar ratio
Find third proportional to 370,017 and 809,235
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.