Home / 188,520-276,444

Finding the Third Proportional to 188,520 and 276,444

Calculator

Solution

The third proportional to 188,520 and 276,444 is: 405,374.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,520 : 276,444 = 276,444 : x
  2. Step 2: Convert to fraction form
    188,520/276,444 = 276,444/x
  3. Step 3: Cross multiply
    188,520x = 276,444 × 276,444
  4. Step 4: Simplify right side
    188,520x = 76,421,285,136
  5. Step 5: Solve for x
    x = 76,421,285,136/188,520
  6. Step 6: Final answer
    x = 405,374.95

Related Problems

Find third proportional to 94,260 and 138,222
Half scale
Find third proportional to 377,040 and 552,888
Double scale
Find third proportional to 188,522 and 276,447
Similar ratio
Find third proportional to 282,780 and 414,666
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.