Home / 284,814-442,773

Finding the Third Proportional to 284,814 and 442,773

Calculator

Solution

The third proportional to 284,814 and 442,773 is: 688,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,814 : 442,773 = 442,773 : x
  2. Step 2: Convert to fraction form
    284,814/442,773 = 442,773/x
  3. Step 3: Cross multiply
    284,814x = 442,773 × 442,773
  4. Step 4: Simplify right side
    284,814x = 196,047,929,529
  5. Step 5: Solve for x
    x = 196,047,929,529/284,814
  6. Step 6: Final answer
    x = 688,336.70

Related Problems

Find third proportional to 142,407 and 221,386.50
Half scale
Find third proportional to 569,628 and 885,546
Double scale
Find third proportional to 284,816 and 442,776
Similar ratio
Find third proportional to 427,221 and 664,159.50
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.