Home / 257,463-538,467

Finding the Third Proportional to 257,463 and 538,467

Calculator

Solution

The third proportional to 257,463 and 538,467 is: 1,126,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,463 : 538,467 = 538,467 : x
  2. Step 2: Convert to fraction form
    257,463/538,467 = 538,467/x
  3. Step 3: Cross multiply
    257,463x = 538,467 × 538,467
  4. Step 4: Simplify right side
    257,463x = 289,946,710,089
  5. Step 5: Solve for x
    x = 289,946,710,089/257,463
  6. Step 6: Final answer
    x = 1,126,168.46

Related Problems

Find third proportional to 128,731.50 and 269,233.50
Half scale
Find third proportional to 514,926 and 1,076,934
Double scale
Find third proportional to 257,465 and 538,471
Similar ratio
Find third proportional to 386,194.50 and 807,700.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.