Home / 515,826-788,553

Finding the Third Proportional to 515,826 and 788,553

Calculator

Solution

The third proportional to 515,826 and 788,553 is: 1,205,475.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,826 : 788,553 = 788,553 : x
  2. Step 2: Convert to fraction form
    515,826/788,553 = 788,553/x
  3. Step 3: Cross multiply
    515,826x = 788,553 × 788,553
  4. Step 4: Simplify right side
    515,826x = 621,815,833,809
  5. Step 5: Solve for x
    x = 621,815,833,809/515,826
  6. Step 6: Final answer
    x = 1,205,475.94

Related Problems

Find third proportional to 257,913 and 394,276.50
Half scale
Find third proportional to 1,031,652 and 1,577,106
Double scale
Find third proportional to 515,828 and 788,556
Similar ratio
Find third proportional to 773,739 and 1,182,829.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.