Home / 352,569-723,909

Finding the Third Proportional to 352,569 and 723,909

Calculator

Solution

The third proportional to 352,569 and 723,909 is: 1,486,359.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,569 : 723,909 = 723,909 : x
  2. Step 2: Convert to fraction form
    352,569/723,909 = 723,909/x
  3. Step 3: Cross multiply
    352,569x = 723,909 × 723,909
  4. Step 4: Simplify right side
    352,569x = 524,044,240,281
  5. Step 5: Solve for x
    x = 524,044,240,281/352,569
  6. Step 6: Final answer
    x = 1,486,359.38

Related Problems

Find third proportional to 176,284.50 and 361,954.50
Half scale
Find third proportional to 705,138 and 1,447,818
Double scale
Find third proportional to 352,571 and 723,913
Similar ratio
Find third proportional to 528,853.50 and 1,085,863.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.