Home / 310,156-671,837

Finding the Third Proportional to 310,156 and 671,837

Calculator

Solution

The third proportional to 310,156 and 671,837 is: 1,455,283.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,156 : 671,837 = 671,837 : x
  2. Step 2: Convert to fraction form
    310,156/671,837 = 671,837/x
  3. Step 3: Cross multiply
    310,156x = 671,837 × 671,837
  4. Step 4: Simplify right side
    310,156x = 451,364,954,569
  5. Step 5: Solve for x
    x = 451,364,954,569/310,156
  6. Step 6: Final answer
    x = 1,455,283.65

Related Problems

Find third proportional to 155,078 and 335,918.50
Half scale
Find third proportional to 620,312 and 1,343,674
Double scale
Find third proportional to 310,158 and 671,841
Similar ratio
Find third proportional to 465,234 and 1,007,755.50
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.