Home / 429,324-630,858

Finding the Third Proportional to 429,324 and 630,858

Calculator

Solution

The third proportional to 429,324 and 630,858 is: 926,996.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,324 : 630,858 = 630,858 : x
  2. Step 2: Convert to fraction form
    429,324/630,858 = 630,858/x
  3. Step 3: Cross multiply
    429,324x = 630,858 × 630,858
  4. Step 4: Simplify right side
    429,324x = 397,981,816,164
  5. Step 5: Solve for x
    x = 397,981,816,164/429,324
  6. Step 6: Final answer
    x = 926,996.43

Related Problems

Find third proportional to 214,662 and 315,429
Half scale
Find third proportional to 858,648 and 1,261,716
Double scale
Find third proportional to 429,326 and 630,861
Similar ratio
Find third proportional to 643,986 and 946,287
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.