Home / 134,229-289,030

Finding the Third Proportional to 134,229 and 289,030

Calculator

Solution

The third proportional to 134,229 and 289,030 is: 622,356.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,229 : 289,030 = 289,030 : x
  2. Step 2: Convert to fraction form
    134,229/289,030 = 289,030/x
  3. Step 3: Cross multiply
    134,229x = 289,030 × 289,030
  4. Step 4: Simplify right side
    134,229x = 83,538,340,900
  5. Step 5: Solve for x
    x = 83,538,340,900/134,229
  6. Step 6: Final answer
    x = 622,356.87

Related Problems

Find third proportional to 67,114.50 and 144,515
Half scale
Find third proportional to 268,458 and 578,060
Double scale
Find third proportional to 134,231 and 289,034
Similar ratio
Find third proportional to 201,343.50 and 433,545
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.