Home / 208,896-312,564

Finding the Third Proportional to 208,896 and 312,564

Calculator

Solution

The third proportional to 208,896 and 312,564 is: 467,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,896 : 312,564 = 312,564 : x
  2. Step 2: Convert to fraction form
    208,896/312,564 = 312,564/x
  3. Step 3: Cross multiply
    208,896x = 312,564 × 312,564
  4. Step 4: Simplify right side
    208,896x = 97,696,254,096
  5. Step 5: Solve for x
    x = 97,696,254,096/208,896
  6. Step 6: Final answer
    x = 467,678.91

Related Problems

Find third proportional to 104,448 and 156,282
Half scale
Find third proportional to 417,792 and 625,128
Double scale
Find third proportional to 208,898 and 312,567
Similar ratio
Find third proportional to 313,344 and 468,846
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.