Home / 270,490-578,504

Finding the Third Proportional to 270,490 and 578,504

Calculator

Solution

The third proportional to 270,490 and 578,504 is: 1,237,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,490 : 578,504 = 578,504 : x
  2. Step 2: Convert to fraction form
    270,490/578,504 = 578,504/x
  3. Step 3: Cross multiply
    270,490x = 578,504 × 578,504
  4. Step 4: Simplify right side
    270,490x = 334,666,878,016
  5. Step 5: Solve for x
    x = 334,666,878,016/270,490
  6. Step 6: Final answer
    x = 1,237,261.56

Related Problems

Find third proportional to 135,245 and 289,252
Half scale
Find third proportional to 540,980 and 1,157,008
Double scale
Find third proportional to 270,492 and 578,508
Similar ratio
Find third proportional to 405,735 and 867,756
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.