Home / 306,116-459,482

Finding the Third Proportional to 306,116 and 459,482

Calculator

Solution

The third proportional to 306,116 and 459,482 is: 689,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,116 : 459,482 = 459,482 : x
  2. Step 2: Convert to fraction form
    306,116/459,482 = 459,482/x
  3. Step 3: Cross multiply
    306,116x = 459,482 × 459,482
  4. Step 4: Simplify right side
    306,116x = 211,123,708,324
  5. Step 5: Solve for x
    x = 211,123,708,324/306,116
  6. Step 6: Final answer
    x = 689,685.31

Related Problems

Find third proportional to 153,058 and 229,741
Half scale
Find third proportional to 612,232 and 918,964
Double scale
Find third proportional to 306,118 and 459,485
Similar ratio
Find third proportional to 459,174 and 689,223
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.