Home / 405,744-881,472

Finding the Third Proportional to 405,744 and 881,472

Calculator

Solution

The third proportional to 405,744 and 881,472 is: 1,914,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,744 : 881,472 = 881,472 : x
  2. Step 2: Convert to fraction form
    405,744/881,472 = 881,472/x
  3. Step 3: Cross multiply
    405,744x = 881,472 × 881,472
  4. Step 4: Simplify right side
    405,744x = 776,992,886,784
  5. Step 5: Solve for x
    x = 776,992,886,784/405,744
  6. Step 6: Final answer
    x = 1,914,983.06

Related Problems

Find third proportional to 202,872 and 440,736
Half scale
Find third proportional to 811,488 and 1,762,944
Double scale
Find third proportional to 405,746 and 881,476
Similar ratio
Find third proportional to 608,616 and 1,322,208
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.