Home / 368,028-788,520

Finding the Third Proportional to 368,028 and 788,520

Calculator

Solution

The third proportional to 368,028 and 788,520 is: 1,689,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,028 : 788,520 = 788,520 : x
  2. Step 2: Convert to fraction form
    368,028/788,520 = 788,520/x
  3. Step 3: Cross multiply
    368,028x = 788,520 × 788,520
  4. Step 4: Simplify right side
    368,028x = 621,763,790,400
  5. Step 5: Solve for x
    x = 621,763,790,400/368,028
  6. Step 6: Final answer
    x = 1,689,446.97

Related Problems

Find third proportional to 184,014 and 394,260
Half scale
Find third proportional to 736,056 and 1,577,040
Double scale
Find third proportional to 368,030 and 788,524
Similar ratio
Find third proportional to 552,042 and 1,182,780
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.