Home / 177,678-384,840

Finding the Third Proportional to 177,678 and 384,840

Calculator

Solution

The third proportional to 177,678 and 384,840 is: 833,540.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,678 : 384,840 = 384,840 : x
  2. Step 2: Convert to fraction form
    177,678/384,840 = 384,840/x
  3. Step 3: Cross multiply
    177,678x = 384,840 × 384,840
  4. Step 4: Simplify right side
    177,678x = 148,101,825,600
  5. Step 5: Solve for x
    x = 148,101,825,600/177,678
  6. Step 6: Final answer
    x = 833,540.59

Related Problems

Find third proportional to 88,839 and 192,420
Half scale
Find third proportional to 355,356 and 769,680
Double scale
Find third proportional to 177,680 and 384,844
Similar ratio
Find third proportional to 266,517 and 577,260
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.