Home / 212,408-459,230

Finding the Third Proportional to 212,408 and 459,230

Calculator

Solution

The third proportional to 212,408 and 459,230 is: 992,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,408 : 459,230 = 459,230 : x
  2. Step 2: Convert to fraction form
    212,408/459,230 = 459,230/x
  3. Step 3: Cross multiply
    212,408x = 459,230 × 459,230
  4. Step 4: Simplify right side
    212,408x = 210,892,192,900
  5. Step 5: Solve for x
    x = 210,892,192,900/212,408
  6. Step 6: Final answer
    x = 992,863.70

Related Problems

Find third proportional to 106,204 and 229,615
Half scale
Find third proportional to 424,816 and 918,460
Double scale
Find third proportional to 212,410 and 459,234
Similar ratio
Find third proportional to 318,612 and 688,845
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.