Home / 280,750-608,791

Finding the Third Proportional to 280,750 and 608,791

Calculator

Solution

The third proportional to 280,750 and 608,791 is: 1,320,129.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,750 : 608,791 = 608,791 : x
  2. Step 2: Convert to fraction form
    280,750/608,791 = 608,791/x
  3. Step 3: Cross multiply
    280,750x = 608,791 × 608,791
  4. Step 4: Simplify right side
    280,750x = 370,626,481,681
  5. Step 5: Solve for x
    x = 370,626,481,681/280,750
  6. Step 6: Final answer
    x = 1,320,129.94

Related Problems

Find third proportional to 140,375 and 304,395.50
Half scale
Find third proportional to 561,500 and 1,217,582
Double scale
Find third proportional to 280,752 and 608,795
Similar ratio
Find third proportional to 421,125 and 913,186.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.