Home / 359,164-785,639

Finding the Third Proportional to 359,164 and 785,639

Calculator

Solution

The third proportional to 359,164 and 785,639 is: 1,718,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,164 : 785,639 = 785,639 : x
  2. Step 2: Convert to fraction form
    359,164/785,639 = 785,639/x
  3. Step 3: Cross multiply
    359,164x = 785,639 × 785,639
  4. Step 4: Simplify right side
    359,164x = 617,228,638,321
  5. Step 5: Solve for x
    x = 617,228,638,321/359,164
  6. Step 6: Final answer
    x = 1,718,514.77

Related Problems

Find third proportional to 179,582 and 392,819.50
Half scale
Find third proportional to 718,328 and 1,571,278
Double scale
Find third proportional to 359,166 and 785,643
Similar ratio
Find third proportional to 538,746 and 1,178,458.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.