Home / 395,736-553,572

Finding the Third Proportional to 395,736 and 553,572

Calculator

Solution

The third proportional to 395,736 and 553,572 is: 774,359.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,736 : 553,572 = 553,572 : x
  2. Step 2: Convert to fraction form
    395,736/553,572 = 553,572/x
  3. Step 3: Cross multiply
    395,736x = 553,572 × 553,572
  4. Step 4: Simplify right side
    395,736x = 306,441,959,184
  5. Step 5: Solve for x
    x = 306,441,959,184/395,736
  6. Step 6: Final answer
    x = 774,359.57

Related Problems

Find third proportional to 197,868 and 276,786
Half scale
Find third proportional to 791,472 and 1,107,144
Double scale
Find third proportional to 395,738 and 553,575
Similar ratio
Find third proportional to 593,604 and 830,358
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.