Home / 121,484-266,364

Finding the Third Proportional to 121,484 and 266,364

Calculator

Solution

The third proportional to 121,484 and 266,364 is: 584,025.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,484 : 266,364 = 266,364 : x
  2. Step 2: Convert to fraction form
    121,484/266,364 = 266,364/x
  3. Step 3: Cross multiply
    121,484x = 266,364 × 266,364
  4. Step 4: Simplify right side
    121,484x = 70,949,780,496
  5. Step 5: Solve for x
    x = 70,949,780,496/121,484
  6. Step 6: Final answer
    x = 584,025.72

Related Problems

Find third proportional to 60,742 and 133,182
Half scale
Find third proportional to 242,968 and 532,728
Double scale
Find third proportional to 121,486 and 266,368
Similar ratio
Find third proportional to 182,226 and 399,546
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.