Home / 516,252-782,160

Finding the Third Proportional to 516,252 and 782,160

Calculator

Solution

The third proportional to 516,252 and 782,160 is: 1,185,030.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,252 : 782,160 = 782,160 : x
  2. Step 2: Convert to fraction form
    516,252/782,160 = 782,160/x
  3. Step 3: Cross multiply
    516,252x = 782,160 × 782,160
  4. Step 4: Simplify right side
    516,252x = 611,774,265,600
  5. Step 5: Solve for x
    x = 611,774,265,600/516,252
  6. Step 6: Final answer
    x = 1,185,030.31

Related Problems

Find third proportional to 258,126 and 391,080
Half scale
Find third proportional to 1,032,504 and 1,564,320
Double scale
Find third proportional to 516,254 and 782,163
Similar ratio
Find third proportional to 774,378 and 1,173,240
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.