Home / 447,374-677,576

Finding the Third Proportional to 447,374 and 677,576

Calculator

Solution

The third proportional to 447,374 and 677,576 is: 1,026,231.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,374 : 677,576 = 677,576 : x
  2. Step 2: Convert to fraction form
    447,374/677,576 = 677,576/x
  3. Step 3: Cross multiply
    447,374x = 677,576 × 677,576
  4. Step 4: Simplify right side
    447,374x = 459,109,235,776
  5. Step 5: Solve for x
    x = 459,109,235,776/447,374
  6. Step 6: Final answer
    x = 1,026,231.38

Related Problems

Find third proportional to 223,687 and 338,788
Half scale
Find third proportional to 894,748 and 1,355,152
Double scale
Find third proportional to 447,376 and 677,579
Similar ratio
Find third proportional to 671,061 and 1,016,364
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.