Home / 227,158-356,391

Finding the Third Proportional to 227,158 and 356,391

Calculator

Solution

The third proportional to 227,158 and 356,391 is: 559,146.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,158 : 356,391 = 356,391 : x
  2. Step 2: Convert to fraction form
    227,158/356,391 = 356,391/x
  3. Step 3: Cross multiply
    227,158x = 356,391 × 356,391
  4. Step 4: Simplify right side
    227,158x = 127,014,544,881
  5. Step 5: Solve for x
    x = 127,014,544,881/227,158
  6. Step 6: Final answer
    x = 559,146.25

Related Problems

Find third proportional to 113,579 and 178,195.50
Half scale
Find third proportional to 454,316 and 712,782
Double scale
Find third proportional to 227,160 and 356,394
Similar ratio
Find third proportional to 340,737 and 534,586.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.