Home / 255,118-558,574

Finding the Third Proportional to 255,118 and 558,574

Calculator

Solution

The third proportional to 255,118 and 558,574 is: 1,222,982.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,118 : 558,574 = 558,574 : x
  2. Step 2: Convert to fraction form
    255,118/558,574 = 558,574/x
  3. Step 3: Cross multiply
    255,118x = 558,574 × 558,574
  4. Step 4: Simplify right side
    255,118x = 312,004,913,476
  5. Step 5: Solve for x
    x = 312,004,913,476/255,118
  6. Step 6: Final answer
    x = 1,222,982.75

Related Problems

Find third proportional to 127,559 and 279,287
Half scale
Find third proportional to 510,236 and 1,117,148
Double scale
Find third proportional to 255,120 and 558,578
Similar ratio
Find third proportional to 382,677 and 837,861
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.