Home / 310,449-474,696

Finding the Third Proportional to 310,449 and 474,696

Calculator

Solution

The third proportional to 310,449 and 474,696 is: 725,839.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,449 : 474,696 = 474,696 : x
  2. Step 2: Convert to fraction form
    310,449/474,696 = 474,696/x
  3. Step 3: Cross multiply
    310,449x = 474,696 × 474,696
  4. Step 4: Simplify right side
    310,449x = 225,336,292,416
  5. Step 5: Solve for x
    x = 225,336,292,416/310,449
  6. Step 6: Final answer
    x = 725,839.97

Related Problems

Find third proportional to 155,224.50 and 237,348
Half scale
Find third proportional to 620,898 and 949,392
Double scale
Find third proportional to 310,451 and 474,699
Similar ratio
Find third proportional to 465,673.50 and 712,044
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.