Home / 284,904-442,896

Finding the Third Proportional to 284,904 and 442,896

Calculator

Solution

The third proportional to 284,904 and 442,896 is: 688,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,904 : 442,896 = 442,896 : x
  2. Step 2: Convert to fraction form
    284,904/442,896 = 442,896/x
  3. Step 3: Cross multiply
    284,904x = 442,896 × 442,896
  4. Step 4: Simplify right side
    284,904x = 196,156,866,816
  5. Step 5: Solve for x
    x = 196,156,866,816/284,904
  6. Step 6: Final answer
    x = 688,501.62

Related Problems

Find third proportional to 142,452 and 221,448
Half scale
Find third proportional to 569,808 and 885,792
Double scale
Find third proportional to 284,906 and 442,899
Similar ratio
Find third proportional to 427,356 and 664,344
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.