Home / 491,724-759,420

Finding the Third Proportional to 491,724 and 759,420

Calculator

Solution

The third proportional to 491,724 and 759,420 is: 1,172,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,724 : 759,420 = 759,420 : x
  2. Step 2: Convert to fraction form
    491,724/759,420 = 759,420/x
  3. Step 3: Cross multiply
    491,724x = 759,420 × 759,420
  4. Step 4: Simplify right side
    491,724x = 576,718,736,400
  5. Step 5: Solve for x
    x = 576,718,736,400/491,724
  6. Step 6: Final answer
    x = 1,172,850.49

Related Problems

Find third proportional to 245,862 and 379,710
Half scale
Find third proportional to 983,448 and 1,518,840
Double scale
Find third proportional to 491,726 and 759,423
Similar ratio
Find third proportional to 737,586 and 1,139,130
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.