Home / 240,368-556,436

Finding the Third Proportional to 240,368 and 556,436

Calculator

Solution

The third proportional to 240,368 and 556,436 is: 1,288,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,368 : 556,436 = 556,436 : x
  2. Step 2: Convert to fraction form
    240,368/556,436 = 556,436/x
  3. Step 3: Cross multiply
    240,368x = 556,436 × 556,436
  4. Step 4: Simplify right side
    240,368x = 309,621,022,096
  5. Step 5: Solve for x
    x = 309,621,022,096/240,368
  6. Step 6: Final answer
    x = 1,288,112.49

Related Problems

Find third proportional to 120,184 and 278,218
Half scale
Find third proportional to 480,736 and 1,112,872
Double scale
Find third proportional to 240,370 and 556,441
Similar ratio
Find third proportional to 360,552 and 834,654
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.