Home / 218,536-476,788

Finding the Third Proportional to 218,536 and 476,788

Calculator

Solution

The third proportional to 218,536 and 476,788 is: 1,040,225.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,536 : 476,788 = 476,788 : x
  2. Step 2: Convert to fraction form
    218,536/476,788 = 476,788/x
  3. Step 3: Cross multiply
    218,536x = 476,788 × 476,788
  4. Step 4: Simplify right side
    218,536x = 227,326,796,944
  5. Step 5: Solve for x
    x = 227,326,796,944/218,536
  6. Step 6: Final answer
    x = 1,040,225.85

Related Problems

Find third proportional to 109,268 and 238,394
Half scale
Find third proportional to 437,072 and 953,576
Double scale
Find third proportional to 218,538 and 476,792
Similar ratio
Find third proportional to 327,804 and 715,182
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.