Home / 255,963-558,582

Finding the Third Proportional to 255,963 and 558,582

Calculator

Solution

The third proportional to 255,963 and 558,582 is: 1,218,980.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,963 : 558,582 = 558,582 : x
  2. Step 2: Convert to fraction form
    255,963/558,582 = 558,582/x
  3. Step 3: Cross multiply
    255,963x = 558,582 × 558,582
  4. Step 4: Simplify right side
    255,963x = 312,013,850,724
  5. Step 5: Solve for x
    x = 312,013,850,724/255,963
  6. Step 6: Final answer
    x = 1,218,980.29

Related Problems

Find third proportional to 127,981.50 and 279,291
Half scale
Find third proportional to 511,926 and 1,117,164
Double scale
Find third proportional to 255,965 and 558,586
Similar ratio
Find third proportional to 383,944.50 and 837,873
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.