Home / 296,358-648,930

Finding the Third Proportional to 296,358 and 648,930

Calculator

Solution

The third proportional to 296,358 and 648,930 is: 1,420,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,358 : 648,930 = 648,930 : x
  2. Step 2: Convert to fraction form
    296,358/648,930 = 648,930/x
  3. Step 3: Cross multiply
    296,358x = 648,930 × 648,930
  4. Step 4: Simplify right side
    296,358x = 421,110,144,900
  5. Step 5: Solve for x
    x = 421,110,144,900/296,358
  6. Step 6: Final answer
    x = 1,420,950.83

Related Problems

Find third proportional to 148,179 and 324,465
Half scale
Find third proportional to 592,716 and 1,297,860
Double scale
Find third proportional to 296,360 and 648,934
Similar ratio
Find third proportional to 444,537 and 973,395
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.