Home / 402,416-874,168

Finding the Third Proportional to 402,416 and 874,168

Calculator

Solution

The third proportional to 402,416 and 874,168 is: 1,898,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,416 : 874,168 = 874,168 : x
  2. Step 2: Convert to fraction form
    402,416/874,168 = 874,168/x
  3. Step 3: Cross multiply
    402,416x = 874,168 × 874,168
  4. Step 4: Simplify right side
    402,416x = 764,169,692,224
  5. Step 5: Solve for x
    x = 764,169,692,224/402,416
  6. Step 6: Final answer
    x = 1,898,954.55

Related Problems

Find third proportional to 201,208 and 437,084
Half scale
Find third proportional to 804,832 and 1,748,336
Double scale
Find third proportional to 402,418 and 874,172
Similar ratio
Find third proportional to 603,624 and 1,311,252
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.