Home / 122,553-256,332

Finding the Third Proportional to 122,553 and 256,332

Calculator

Solution

The third proportional to 122,553 and 256,332 is: 536,144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,553 : 256,332 = 256,332 : x
  2. Step 2: Convert to fraction form
    122,553/256,332 = 256,332/x
  3. Step 3: Cross multiply
    122,553x = 256,332 × 256,332
  4. Step 4: Simplify right side
    122,553x = 65,706,094,224
  5. Step 5: Solve for x
    x = 65,706,094,224/122,553
  6. Step 6: Final answer
    x = 536,144.31

Related Problems

Find third proportional to 61,276.50 and 128,166
Half scale
Find third proportional to 245,106 and 512,664
Double scale
Find third proportional to 122,555 and 256,336
Similar ratio
Find third proportional to 183,829.50 and 384,498
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.