Home / 281,308-616,021

Finding the Third Proportional to 281,308 and 616,021

Calculator

Solution

The third proportional to 281,308 and 616,021 is: 1,348,990.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,308 : 616,021 = 616,021 : x
  2. Step 2: Convert to fraction form
    281,308/616,021 = 616,021/x
  3. Step 3: Cross multiply
    281,308x = 616,021 × 616,021
  4. Step 4: Simplify right side
    281,308x = 379,481,872,441
  5. Step 5: Solve for x
    x = 379,481,872,441/281,308
  6. Step 6: Final answer
    x = 1,348,990.69

Related Problems

Find third proportional to 140,654 and 308,010.50
Half scale
Find third proportional to 562,616 and 1,232,042
Double scale
Find third proportional to 281,310 and 616,025
Similar ratio
Find third proportional to 421,962 and 924,031.50
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.