Home / 372,922-578,471

Finding the Third Proportional to 372,922 and 578,471

Calculator

Solution

The third proportional to 372,922 and 578,471 is: 897,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,922 : 578,471 = 578,471 : x
  2. Step 2: Convert to fraction form
    372,922/578,471 = 578,471/x
  3. Step 3: Cross multiply
    372,922x = 578,471 × 578,471
  4. Step 4: Simplify right side
    372,922x = 334,628,697,841
  5. Step 5: Solve for x
    x = 334,628,697,841/372,922
  6. Step 6: Final answer
    x = 897,315.52

Related Problems

Find third proportional to 186,461 and 289,235.50
Half scale
Find third proportional to 745,844 and 1,156,942
Double scale
Find third proportional to 372,924 and 578,474
Similar ratio
Find third proportional to 559,383 and 867,706.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.