Home / 302,838-470,235.75

Finding the Third Proportional to 302,838 and 470,235.75

Calculator

Solution

The third proportional to 302,838 and 470,235.75 is: 730,164.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,838 : 470,235.75 = 470,235.75 : x
  2. Step 2: Convert to fraction form
    302,838/470,235.75 = 470,235.75/x
  3. Step 3: Cross multiply
    302,838x = 470,235.75 × 470,235.75
  4. Step 4: Simplify right side
    302,838x = 221,121,660,578.06
  5. Step 5: Solve for x
    x = 221,121,660,578.06/302,838
  6. Step 6: Final answer
    x = 730,164.84

Related Problems

Find third proportional to 151,419 and 235,117.88
Half scale
Find third proportional to 605,676 and 940,471.50
Double scale
Find third proportional to 302,840 and 470,239
Similar ratio
Find third proportional to 454,257 and 705,353.63
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.