Home / 556,012-920,286

Finding the Third Proportional to 556,012 and 920,286

Calculator

Solution

The third proportional to 556,012 and 920,286 is: 1,523,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,012 : 920,286 = 920,286 : x
  2. Step 2: Convert to fraction form
    556,012/920,286 = 920,286/x
  3. Step 3: Cross multiply
    556,012x = 920,286 × 920,286
  4. Step 4: Simplify right side
    556,012x = 846,926,321,796
  5. Step 5: Solve for x
    x = 846,926,321,796/556,012
  6. Step 6: Final answer
    x = 1,523,215.91

Related Problems

Find third proportional to 278,006 and 460,143
Half scale
Find third proportional to 1,112,024 and 1,840,572
Double scale
Find third proportional to 556,014 and 920,289
Similar ratio
Find third proportional to 834,018 and 1,380,429
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.