Home / 336,906-720,468

Finding the Third Proportional to 336,906 and 720,468

Calculator

Solution

The third proportional to 336,906 and 720,468 is: 1,540,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,906 : 720,468 = 720,468 : x
  2. Step 2: Convert to fraction form
    336,906/720,468 = 720,468/x
  3. Step 3: Cross multiply
    336,906x = 720,468 × 720,468
  4. Step 4: Simplify right side
    336,906x = 519,074,139,024
  5. Step 5: Solve for x
    x = 519,074,139,024/336,906
  6. Step 6: Final answer
    x = 1,540,709.10

Related Problems

Find third proportional to 168,453 and 360,234
Half scale
Find third proportional to 673,812 and 1,440,936
Double scale
Find third proportional to 336,908 and 720,472
Similar ratio
Find third proportional to 505,359 and 1,080,702
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.