Home / 353,880-536,436

Finding the Third Proportional to 353,880 and 536,436

Calculator

Solution

The third proportional to 353,880 and 536,436 is: 813,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,880 : 536,436 = 536,436 : x
  2. Step 2: Convert to fraction form
    353,880/536,436 = 536,436/x
  3. Step 3: Cross multiply
    353,880x = 536,436 × 536,436
  4. Step 4: Simplify right side
    353,880x = 287,763,582,096
  5. Step 5: Solve for x
    x = 287,763,582,096/353,880
  6. Step 6: Final answer
    x = 813,167.12

Related Problems

Find third proportional to 176,940 and 268,218
Half scale
Find third proportional to 707,760 and 1,072,872
Double scale
Find third proportional to 353,882 and 536,439
Similar ratio
Find third proportional to 530,820 and 804,654
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.