Home / 364,991-780,423

Finding the Third Proportional to 364,991 and 780,423

Calculator

Solution

The third proportional to 364,991 and 780,423 is: 1,668,698.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,991 : 780,423 = 780,423 : x
  2. Step 2: Convert to fraction form
    364,991/780,423 = 780,423/x
  3. Step 3: Cross multiply
    364,991x = 780,423 × 780,423
  4. Step 4: Simplify right side
    364,991x = 609,060,058,929
  5. Step 5: Solve for x
    x = 609,060,058,929/364,991
  6. Step 6: Final answer
    x = 1,668,698.84

Related Problems

Find third proportional to 182,495.50 and 390,211.50
Half scale
Find third proportional to 729,982 and 1,560,846
Double scale
Find third proportional to 364,993 and 780,427
Similar ratio
Find third proportional to 547,486.50 and 1,170,634.50
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.