Home / 252,254-390,597

Finding the Third Proportional to 252,254 and 390,597

Calculator

Solution

The third proportional to 252,254 and 390,597 is: 604,811.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,254 : 390,597 = 390,597 : x
  2. Step 2: Convert to fraction form
    252,254/390,597 = 390,597/x
  3. Step 3: Cross multiply
    252,254x = 390,597 × 390,597
  4. Step 4: Simplify right side
    252,254x = 152,566,016,409
  5. Step 5: Solve for x
    x = 152,566,016,409/252,254
  6. Step 6: Final answer
    x = 604,811.09

Related Problems

Find third proportional to 126,127 and 195,298.50
Half scale
Find third proportional to 504,508 and 781,194
Double scale
Find third proportional to 252,256 and 390,600
Similar ratio
Find third proportional to 378,381 and 585,895.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.