Home / 501,559-777,488

Finding the Third Proportional to 501,559 and 777,488

Calculator

Solution

The third proportional to 501,559 and 777,488 is: 1,205,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,559 : 777,488 = 777,488 : x
  2. Step 2: Convert to fraction form
    501,559/777,488 = 777,488/x
  3. Step 3: Cross multiply
    501,559x = 777,488 × 777,488
  4. Step 4: Simplify right side
    501,559x = 604,487,590,144
  5. Step 5: Solve for x
    x = 604,487,590,144/501,559
  6. Step 6: Final answer
    x = 1,205,217.31

Related Problems

Find third proportional to 250,779.50 and 388,744
Half scale
Find third proportional to 1,003,118 and 1,554,976
Double scale
Find third proportional to 501,561 and 777,491
Similar ratio
Find third proportional to 752,338.50 and 1,166,232
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.