Home / 210,281-302,263

Finding the Third Proportional to 210,281 and 302,263

Calculator

Solution

The third proportional to 210,281 and 302,263 is: 434,480.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,281 : 302,263 = 302,263 : x
  2. Step 2: Convert to fraction form
    210,281/302,263 = 302,263/x
  3. Step 3: Cross multiply
    210,281x = 302,263 × 302,263
  4. Step 4: Simplify right side
    210,281x = 91,362,921,169
  5. Step 5: Solve for x
    x = 91,362,921,169/210,281
  6. Step 6: Final answer
    x = 434,480.15

Related Problems

Find third proportional to 105,140.50 and 151,131.50
Half scale
Find third proportional to 420,562 and 604,526
Double scale
Find third proportional to 210,283 and 302,266
Similar ratio
Find third proportional to 315,421.50 and 453,394.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.