Home / 376,138-733,438

Finding the Third Proportional to 376,138 and 733,438

Calculator

Solution

The third proportional to 376,138 and 733,438 is: 1,430,143.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,138 : 733,438 = 733,438 : x
  2. Step 2: Convert to fraction form
    376,138/733,438 = 733,438/x
  3. Step 3: Cross multiply
    376,138x = 733,438 × 733,438
  4. Step 4: Simplify right side
    376,138x = 537,931,299,844
  5. Step 5: Solve for x
    x = 537,931,299,844/376,138
  6. Step 6: Final answer
    x = 1,430,143.46

Related Problems

Find third proportional to 188,069 and 366,719
Half scale
Find third proportional to 752,276 and 1,466,876
Double scale
Find third proportional to 376,140 and 733,442
Similar ratio
Find third proportional to 564,207 and 1,100,157
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.