Home / 282,026-440,189

Finding the Third Proportional to 282,026 and 440,189

Calculator

Solution

The third proportional to 282,026 and 440,189 is: 687,051.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,026 : 440,189 = 440,189 : x
  2. Step 2: Convert to fraction form
    282,026/440,189 = 440,189/x
  3. Step 3: Cross multiply
    282,026x = 440,189 × 440,189
  4. Step 4: Simplify right side
    282,026x = 193,766,355,721
  5. Step 5: Solve for x
    x = 193,766,355,721/282,026
  6. Step 6: Final answer
    x = 687,051.39

Related Problems

Find third proportional to 141,013 and 220,094.50
Half scale
Find third proportional to 564,052 and 880,378
Double scale
Find third proportional to 282,028 and 440,192
Similar ratio
Find third proportional to 423,039 and 660,283.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.