Home / 476,848-668,400

Finding the Third Proportional to 476,848 and 668,400

Calculator

Solution

The third proportional to 476,848 and 668,400 is: 936,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,848 : 668,400 = 668,400 : x
  2. Step 2: Convert to fraction form
    476,848/668,400 = 668,400/x
  3. Step 3: Cross multiply
    476,848x = 668,400 × 668,400
  4. Step 4: Simplify right side
    476,848x = 446,758,560,000
  5. Step 5: Solve for x
    x = 446,758,560,000/476,848
  6. Step 6: Final answer
    x = 936,899.31

Related Problems

Find third proportional to 238,424 and 334,200
Half scale
Find third proportional to 953,696 and 1,336,800
Double scale
Find third proportional to 476,850 and 668,403
Similar ratio
Find third proportional to 715,272 and 1,002,600
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.