Home / 285,163-617,373

Finding the Third Proportional to 285,163 and 617,373

Calculator

Solution

The third proportional to 285,163 and 617,373 is: 1,336,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,163 : 617,373 = 617,373 : x
  2. Step 2: Convert to fraction form
    285,163/617,373 = 617,373/x
  3. Step 3: Cross multiply
    285,163x = 617,373 × 617,373
  4. Step 4: Simplify right side
    285,163x = 381,149,421,129
  5. Step 5: Solve for x
    x = 381,149,421,129/285,163
  6. Step 6: Final answer
    x = 1,336,601.95

Related Problems

Find third proportional to 142,581.50 and 308,686.50
Half scale
Find third proportional to 570,326 and 1,234,746
Double scale
Find third proportional to 285,165 and 617,377
Similar ratio
Find third proportional to 427,744.50 and 926,059.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.