Home / 178,291-371,522

Finding the Third Proportional to 178,291 and 371,522

Calculator

Solution

The third proportional to 178,291 and 371,522 is: 774,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,291 : 371,522 = 371,522 : x
  2. Step 2: Convert to fraction form
    178,291/371,522 = 371,522/x
  3. Step 3: Cross multiply
    178,291x = 371,522 × 371,522
  4. Step 4: Simplify right side
    178,291x = 138,028,596,484
  5. Step 5: Solve for x
    x = 138,028,596,484/178,291
  6. Step 6: Final answer
    x = 774,175.91

Related Problems

Find third proportional to 89,145.50 and 185,761
Half scale
Find third proportional to 356,582 and 743,044
Double scale
Find third proportional to 178,293 and 371,526
Similar ratio
Find third proportional to 267,436.50 and 557,283
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.