Home / 281,937-665,322

Finding the Third Proportional to 281,937 and 665,322

Calculator

Solution

The third proportional to 281,937 and 665,322 is: 1,570,043.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,937 : 665,322 = 665,322 : x
  2. Step 2: Convert to fraction form
    281,937/665,322 = 665,322/x
  3. Step 3: Cross multiply
    281,937x = 665,322 × 665,322
  4. Step 4: Simplify right side
    281,937x = 442,653,363,684
  5. Step 5: Solve for x
    x = 442,653,363,684/281,937
  6. Step 6: Final answer
    x = 1,570,043.53

Related Problems

Find third proportional to 140,968.50 and 332,661
Half scale
Find third proportional to 563,874 and 1,330,644
Double scale
Find third proportional to 281,939 and 665,327
Similar ratio
Find third proportional to 422,905.50 and 997,983
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.