Home / 368,412-803,432

Finding the Third Proportional to 368,412 and 803,432

Calculator

Solution

The third proportional to 368,412 and 803,432 is: 1,752,122.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,412 : 803,432 = 803,432 : x
  2. Step 2: Convert to fraction form
    368,412/803,432 = 803,432/x
  3. Step 3: Cross multiply
    368,412x = 803,432 × 803,432
  4. Step 4: Simplify right side
    368,412x = 645,502,978,624
  5. Step 5: Solve for x
    x = 645,502,978,624/368,412
  6. Step 6: Final answer
    x = 1,752,122.57

Related Problems

Find third proportional to 184,206 and 401,716
Half scale
Find third proportional to 736,824 and 1,606,864
Double scale
Find third proportional to 368,414 and 803,436
Similar ratio
Find third proportional to 552,618 and 1,205,148
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.