Home / 284,821-672,348

Finding the Third Proportional to 284,821 and 672,348

Calculator

Solution

The third proportional to 284,821 and 672,348 is: 1,587,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,821 : 672,348 = 672,348 : x
  2. Step 2: Convert to fraction form
    284,821/672,348 = 672,348/x
  3. Step 3: Cross multiply
    284,821x = 672,348 × 672,348
  4. Step 4: Simplify right side
    284,821x = 452,051,833,104
  5. Step 5: Solve for x
    x = 452,051,833,104/284,821
  6. Step 6: Final answer
    x = 1,587,143.62

Related Problems

Find third proportional to 142,410.50 and 336,174
Half scale
Find third proportional to 569,642 and 1,344,696
Double scale
Find third proportional to 284,823 and 672,353
Similar ratio
Find third proportional to 427,231.50 and 1,008,522
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.