Home / 288,738-444,378

Finding the Third Proportional to 288,738 and 444,378

Calculator

Solution

The third proportional to 288,738 and 444,378 is: 683,913.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,738 : 444,378 = 444,378 : x
  2. Step 2: Convert to fraction form
    288,738/444,378 = 444,378/x
  3. Step 3: Cross multiply
    288,738x = 444,378 × 444,378
  4. Step 4: Simplify right side
    288,738x = 197,471,806,884
  5. Step 5: Solve for x
    x = 197,471,806,884/288,738
  6. Step 6: Final answer
    x = 683,913.47

Related Problems

Find third proportional to 144,369 and 222,189
Half scale
Find third proportional to 577,476 and 888,756
Double scale
Find third proportional to 288,740 and 444,381
Similar ratio
Find third proportional to 433,107 and 666,567
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.