Home / 287,187-476,981

Finding the Third Proportional to 287,187 and 476,981

Calculator

Solution

The third proportional to 287,187 and 476,981 is: 792,204.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,187 : 476,981 = 476,981 : x
  2. Step 2: Convert to fraction form
    287,187/476,981 = 476,981/x
  3. Step 3: Cross multiply
    287,187x = 476,981 × 476,981
  4. Step 4: Simplify right side
    287,187x = 227,510,874,361
  5. Step 5: Solve for x
    x = 227,510,874,361/287,187
  6. Step 6: Final answer
    x = 792,204.64

Related Problems

Find third proportional to 143,593.50 and 238,490.50
Half scale
Find third proportional to 574,374 and 953,962
Double scale
Find third proportional to 287,189 and 476,984
Similar ratio
Find third proportional to 430,780.50 and 715,471.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.