Home / 490,458-759,744

Finding the Third Proportional to 490,458 and 759,744

Calculator

Solution

The third proportional to 490,458 and 759,744 is: 1,176,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,458 : 759,744 = 759,744 : x
  2. Step 2: Convert to fraction form
    490,458/759,744 = 759,744/x
  3. Step 3: Cross multiply
    490,458x = 759,744 × 759,744
  4. Step 4: Simplify right side
    490,458x = 577,210,945,536
  5. Step 5: Solve for x
    x = 577,210,945,536/490,458
  6. Step 6: Final answer
    x = 1,176,881.50

Related Problems

Find third proportional to 245,229 and 379,872
Half scale
Find third proportional to 980,916 and 1,519,488
Double scale
Find third proportional to 490,460 and 759,747
Similar ratio
Find third proportional to 735,687 and 1,139,616
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.