Home / 280,052-377,310

Finding the Third Proportional to 280,052 and 377,310

Calculator

Solution

The third proportional to 280,052 and 377,310 is: 508,344.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,052 : 377,310 = 377,310 : x
  2. Step 2: Convert to fraction form
    280,052/377,310 = 377,310/x
  3. Step 3: Cross multiply
    280,052x = 377,310 × 377,310
  4. Step 4: Simplify right side
    280,052x = 142,362,836,100
  5. Step 5: Solve for x
    x = 142,362,836,100/280,052
  6. Step 6: Final answer
    x = 508,344.29

Related Problems

Find third proportional to 140,026 and 188,655
Half scale
Find third proportional to 560,104 and 754,620
Double scale
Find third proportional to 280,054 and 377,313
Similar ratio
Find third proportional to 420,078 and 565,965
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.