Home / 225,489-356,787

Finding the Third Proportional to 225,489 and 356,787

Calculator

Solution

The third proportional to 225,489 and 356,787 is: 564,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,489 : 356,787 = 356,787 : x
  2. Step 2: Convert to fraction form
    225,489/356,787 = 356,787/x
  3. Step 3: Cross multiply
    225,489x = 356,787 × 356,787
  4. Step 4: Simplify right side
    225,489x = 127,296,963,369
  5. Step 5: Solve for x
    x = 127,296,963,369/225,489
  6. Step 6: Final answer
    x = 564,537.35

Related Problems

Find third proportional to 112,744.50 and 178,393.50
Half scale
Find third proportional to 450,978 and 713,574
Double scale
Find third proportional to 225,491 and 356,790
Similar ratio
Find third proportional to 338,233.50 and 535,180.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.