Home / 356,631-743,154

Finding the Third Proportional to 356,631 and 743,154

Calculator

Solution

The third proportional to 356,631 and 743,154 is: 1,548,597.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,631 : 743,154 = 743,154 : x
  2. Step 2: Convert to fraction form
    356,631/743,154 = 743,154/x
  3. Step 3: Cross multiply
    356,631x = 743,154 × 743,154
  4. Step 4: Simplify right side
    356,631x = 552,277,867,716
  5. Step 5: Solve for x
    x = 552,277,867,716/356,631
  6. Step 6: Final answer
    x = 1,548,597.48

Related Problems

Find third proportional to 178,315.50 and 371,577
Half scale
Find third proportional to 713,262 and 1,486,308
Double scale
Find third proportional to 356,633 and 743,158
Similar ratio
Find third proportional to 534,946.50 and 1,114,731
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.