Home / 359,859-769,545

Finding the Third Proportional to 359,859 and 769,545

Calculator

Solution

The third proportional to 359,859 and 769,545 is: 1,645,643.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,859 : 769,545 = 769,545 : x
  2. Step 2: Convert to fraction form
    359,859/769,545 = 769,545/x
  3. Step 3: Cross multiply
    359,859x = 769,545 × 769,545
  4. Step 4: Simplify right side
    359,859x = 592,199,507,025
  5. Step 5: Solve for x
    x = 592,199,507,025/359,859
  6. Step 6: Final answer
    x = 1,645,643.17

Related Problems

Find third proportional to 179,929.50 and 384,772.50
Half scale
Find third proportional to 719,718 and 1,539,090
Double scale
Find third proportional to 359,861 and 769,549
Similar ratio
Find third proportional to 539,788.50 and 1,154,317.50
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.