Home / 217,588-461,276

Finding the Third Proportional to 217,588 and 461,276

Calculator

Solution

The third proportional to 217,588 and 461,276 is: 977,882.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,588 : 461,276 = 461,276 : x
  2. Step 2: Convert to fraction form
    217,588/461,276 = 461,276/x
  3. Step 3: Cross multiply
    217,588x = 461,276 × 461,276
  4. Step 4: Simplify right side
    217,588x = 212,775,548,176
  5. Step 5: Solve for x
    x = 212,775,548,176/217,588
  6. Step 6: Final answer
    x = 977,882.73

Related Problems

Find third proportional to 108,794 and 230,638
Half scale
Find third proportional to 435,176 and 922,552
Double scale
Find third proportional to 217,590 and 461,280
Similar ratio
Find third proportional to 326,382 and 691,914
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.