Home / 304,009-659,940

Finding the Third Proportional to 304,009 and 659,940

Calculator

Solution

The third proportional to 304,009 and 659,940 is: 1,432,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,009 : 659,940 = 659,940 : x
  2. Step 2: Convert to fraction form
    304,009/659,940 = 659,940/x
  3. Step 3: Cross multiply
    304,009x = 659,940 × 659,940
  4. Step 4: Simplify right side
    304,009x = 435,520,803,600
  5. Step 5: Solve for x
    x = 435,520,803,600/304,009
  6. Step 6: Final answer
    x = 1,432,591.81

Related Problems

Find third proportional to 152,004.50 and 329,970
Half scale
Find third proportional to 608,018 and 1,319,880
Double scale
Find third proportional to 304,011 and 659,944
Similar ratio
Find third proportional to 456,013.50 and 989,910
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.