Home / 231,718-340,058

Finding the Third Proportional to 231,718 and 340,058

Calculator

Solution

The third proportional to 231,718 and 340,058 is: 499,052.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,718 : 340,058 = 340,058 : x
  2. Step 2: Convert to fraction form
    231,718/340,058 = 340,058/x
  3. Step 3: Cross multiply
    231,718x = 340,058 × 340,058
  4. Step 4: Simplify right side
    231,718x = 115,639,443,364
  5. Step 5: Solve for x
    x = 115,639,443,364/231,718
  6. Step 6: Final answer
    x = 499,052.48

Related Problems

Find third proportional to 115,859 and 170,029
Half scale
Find third proportional to 463,436 and 680,116
Double scale
Find third proportional to 231,720 and 340,061
Similar ratio
Find third proportional to 347,577 and 510,087
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.