Home / 604,920-912,243

Finding the Third Proportional to 604,920 and 912,243

Calculator

Solution

The third proportional to 604,920 and 912,243 is: 1,375,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,920 : 912,243 = 912,243 : x
  2. Step 2: Convert to fraction form
    604,920/912,243 = 912,243/x
  3. Step 3: Cross multiply
    604,920x = 912,243 × 912,243
  4. Step 4: Simplify right side
    604,920x = 832,187,291,049
  5. Step 5: Solve for x
    x = 832,187,291,049/604,920
  6. Step 6: Final answer
    x = 1,375,698.09

Related Problems

Find third proportional to 302,460 and 456,121.50
Half scale
Find third proportional to 1,209,840 and 1,824,486
Double scale
Find third proportional to 604,922 and 912,246
Similar ratio
Find third proportional to 907,380 and 1,368,364.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.