Home / 359,544-781,838

Finding the Third Proportional to 359,544 and 781,838

Calculator

Solution

The third proportional to 359,544 and 781,838 is: 1,700,127.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,544 : 781,838 = 781,838 : x
  2. Step 2: Convert to fraction form
    359,544/781,838 = 781,838/x
  3. Step 3: Cross multiply
    359,544x = 781,838 × 781,838
  4. Step 4: Simplify right side
    359,544x = 611,270,658,244
  5. Step 5: Solve for x
    x = 611,270,658,244/359,544
  6. Step 6: Final answer
    x = 1,700,127.55

Related Problems

Find third proportional to 179,772 and 390,919
Half scale
Find third proportional to 719,088 and 1,563,676
Double scale
Find third proportional to 359,546 and 781,842
Similar ratio
Find third proportional to 539,316 and 1,172,757
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.