Home / 203,862-432,486

Finding the Third Proportional to 203,862 and 432,486

Calculator

Solution

The third proportional to 203,862 and 432,486 is: 917,503.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,862 : 432,486 = 432,486 : x
  2. Step 2: Convert to fraction form
    203,862/432,486 = 432,486/x
  3. Step 3: Cross multiply
    203,862x = 432,486 × 432,486
  4. Step 4: Simplify right side
    203,862x = 187,044,140,196
  5. Step 5: Solve for x
    x = 187,044,140,196/203,862
  6. Step 6: Final answer
    x = 917,503.70

Related Problems

Find third proportional to 101,931 and 216,243
Half scale
Find third proportional to 407,724 and 864,972
Double scale
Find third proportional to 203,864 and 432,490
Similar ratio
Find third proportional to 305,793 and 648,729
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.