Home / 162,447-254,889

Finding the Third Proportional to 162,447 and 254,889

Calculator

Solution

The third proportional to 162,447 and 254,889 is: 399,935.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,447 : 254,889 = 254,889 : x
  2. Step 2: Convert to fraction form
    162,447/254,889 = 254,889/x
  3. Step 3: Cross multiply
    162,447x = 254,889 × 254,889
  4. Step 4: Simplify right side
    162,447x = 64,968,402,321
  5. Step 5: Solve for x
    x = 64,968,402,321/162,447
  6. Step 6: Final answer
    x = 399,935.99

Related Problems

Find third proportional to 81,223.50 and 127,444.50
Half scale
Find third proportional to 324,894 and 509,778
Double scale
Find third proportional to 162,449 and 254,892
Similar ratio
Find third proportional to 243,670.50 and 382,333.50
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.