Home / 306,791-470,894

Finding the Third Proportional to 306,791 and 470,894

Calculator

Solution

The third proportional to 306,791 and 470,894 is: 722,775.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,791 : 470,894 = 470,894 : x
  2. Step 2: Convert to fraction form
    306,791/470,894 = 470,894/x
  3. Step 3: Cross multiply
    306,791x = 470,894 × 470,894
  4. Step 4: Simplify right side
    306,791x = 221,741,159,236
  5. Step 5: Solve for x
    x = 221,741,159,236/306,791
  6. Step 6: Final answer
    x = 722,775.96

Related Problems

Find third proportional to 153,395.50 and 235,447
Half scale
Find third proportional to 613,582 and 941,788
Double scale
Find third proportional to 306,793 and 470,897
Similar ratio
Find third proportional to 460,186.50 and 706,341
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.