Home / 127,484-280,133

Finding the Third Proportional to 127,484 and 280,133

Calculator

Solution

The third proportional to 127,484 and 280,133 is: 615,563.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,484 : 280,133 = 280,133 : x
  2. Step 2: Convert to fraction form
    127,484/280,133 = 280,133/x
  3. Step 3: Cross multiply
    127,484x = 280,133 × 280,133
  4. Step 4: Simplify right side
    127,484x = 78,474,497,689
  5. Step 5: Solve for x
    x = 78,474,497,689/127,484
  6. Step 6: Final answer
    x = 615,563.50

Related Problems

Find third proportional to 63,742 and 140,066.50
Half scale
Find third proportional to 254,968 and 560,266
Double scale
Find third proportional to 127,486 and 280,137
Similar ratio
Find third proportional to 191,226 and 420,199.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.