Home / 359,836-528,087

Finding the Third Proportional to 359,836 and 528,087

Calculator

Solution

The third proportional to 359,836 and 528,087 is: 775,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,836 : 528,087 = 528,087 : x
  2. Step 2: Convert to fraction form
    359,836/528,087 = 528,087/x
  3. Step 3: Cross multiply
    359,836x = 528,087 × 528,087
  4. Step 4: Simplify right side
    359,836x = 278,875,879,569
  5. Step 5: Solve for x
    x = 278,875,879,569/359,836
  6. Step 6: Final answer
    x = 775,008.28

Related Problems

Find third proportional to 179,918 and 264,043.50
Half scale
Find third proportional to 719,672 and 1,056,174
Double scale
Find third proportional to 359,838 and 528,090
Similar ratio
Find third proportional to 539,754 and 792,130.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.