Home / 200,290-434,816

Finding the Third Proportional to 200,290 and 434,816

Calculator

Solution

The third proportional to 200,290 and 434,816 is: 943,956.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,290 : 434,816 = 434,816 : x
  2. Step 2: Convert to fraction form
    200,290/434,816 = 434,816/x
  3. Step 3: Cross multiply
    200,290x = 434,816 × 434,816
  4. Step 4: Simplify right side
    200,290x = 189,064,953,856
  5. Step 5: Solve for x
    x = 189,064,953,856/200,290
  6. Step 6: Final answer
    x = 943,956.03

Related Problems

Find third proportional to 100,145 and 217,408
Half scale
Find third proportional to 400,580 and 869,632
Double scale
Find third proportional to 200,292 and 434,820
Similar ratio
Find third proportional to 300,435 and 652,224
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.