Home / 306,005-657,167

Finding the Third Proportional to 306,005 and 657,167

Calculator

Solution

The third proportional to 306,005 and 657,167 is: 1,411,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,005 : 657,167 = 657,167 : x
  2. Step 2: Convert to fraction form
    306,005/657,167 = 657,167/x
  3. Step 3: Cross multiply
    306,005x = 657,167 × 657,167
  4. Step 4: Simplify right side
    306,005x = 431,868,465,889
  5. Step 5: Solve for x
    x = 431,868,465,889/306,005
  6. Step 6: Final answer
    x = 1,411,311.80

Related Problems

Find third proportional to 153,002.50 and 328,583.50
Half scale
Find third proportional to 612,010 and 1,314,334
Double scale
Find third proportional to 306,007 and 657,171
Similar ratio
Find third proportional to 459,007.50 and 985,750.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.