Home / 233,209-515,423

Finding the Third Proportional to 233,209 and 515,423

Calculator

Solution

The third proportional to 233,209 and 515,423 is: 1,139,153.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,209 : 515,423 = 515,423 : x
  2. Step 2: Convert to fraction form
    233,209/515,423 = 515,423/x
  3. Step 3: Cross multiply
    233,209x = 515,423 × 515,423
  4. Step 4: Simplify right side
    233,209x = 265,660,868,929
  5. Step 5: Solve for x
    x = 265,660,868,929/233,209
  6. Step 6: Final answer
    x = 1,139,153.59

Related Problems

Find third proportional to 116,604.50 and 257,711.50
Half scale
Find third proportional to 466,418 and 1,030,846
Double scale
Find third proportional to 233,211 and 515,427
Similar ratio
Find third proportional to 349,813.50 and 773,134.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.