Home / 379,200-805,056

Finding the Third Proportional to 379,200 and 805,056

Calculator

Solution

The third proportional to 379,200 and 805,056 is: 1,709,164.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,200 : 805,056 = 805,056 : x
  2. Step 2: Convert to fraction form
    379,200/805,056 = 805,056/x
  3. Step 3: Cross multiply
    379,200x = 805,056 × 805,056
  4. Step 4: Simplify right side
    379,200x = 648,115,163,136
  5. Step 5: Solve for x
    x = 648,115,163,136/379,200
  6. Step 6: Final answer
    x = 1,709,164.46

Related Problems

Find third proportional to 189,600 and 402,528
Half scale
Find third proportional to 758,400 and 1,610,112
Double scale
Find third proportional to 379,202 and 805,060
Similar ratio
Find third proportional to 568,800 and 1,207,584
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.