Home / 282,016-436,890

Finding the Third Proportional to 282,016 and 436,890

Calculator

Solution

The third proportional to 282,016 and 436,890 is: 676,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,016 : 436,890 = 436,890 : x
  2. Step 2: Convert to fraction form
    282,016/436,890 = 436,890/x
  3. Step 3: Cross multiply
    282,016x = 436,890 × 436,890
  4. Step 4: Simplify right side
    282,016x = 190,872,872,100
  5. Step 5: Solve for x
    x = 190,872,872,100/282,016
  6. Step 6: Final answer
    x = 676,815.76

Related Problems

Find third proportional to 141,008 and 218,445
Half scale
Find third proportional to 564,032 and 873,780
Double scale
Find third proportional to 282,018 and 436,893
Similar ratio
Find third proportional to 423,024 and 655,335
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.