Home / 306,052.50-459,081

Finding the Third Proportional to 306,052.50 and 459,081

Calculator

Solution

The third proportional to 306,052.50 and 459,081 is: 688,624.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,052.50 : 459,081 = 459,081 : x
  2. Step 2: Convert to fraction form
    306,052.50/459,081 = 459,081/x
  3. Step 3: Cross multiply
    306,052.50x = 459,081 × 459,081
  4. Step 4: Simplify right side
    306,052.50x = 210,755,364,561
  5. Step 5: Solve for x
    x = 210,755,364,561/306,052.50
  6. Step 6: Final answer
    x = 688,624.88

Related Problems

Find third proportional to 153,026.25 and 229,540.50
Half scale
Find third proportional to 612,105 and 918,162
Double scale
Find third proportional to 306,055 and 459,084
Similar ratio
Find third proportional to 459,078.75 and 688,621.50
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.