Home / 255,156-559,156

Finding the Third Proportional to 255,156 and 559,156

Calculator

Solution

The third proportional to 255,156 and 559,156 is: 1,225,350.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,156 : 559,156 = 559,156 : x
  2. Step 2: Convert to fraction form
    255,156/559,156 = 559,156/x
  3. Step 3: Cross multiply
    255,156x = 559,156 × 559,156
  4. Step 4: Simplify right side
    255,156x = 312,655,432,336
  5. Step 5: Solve for x
    x = 312,655,432,336/255,156
  6. Step 6: Final answer
    x = 1,225,350.11

Related Problems

Find third proportional to 127,578 and 279,578
Half scale
Find third proportional to 510,312 and 1,118,312
Double scale
Find third proportional to 255,158 and 559,160
Similar ratio
Find third proportional to 382,734 and 838,734
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.