Home / 304,444.50-489,189

Finding the Third Proportional to 304,444.50 and 489,189

Calculator

Solution

The third proportional to 304,444.50 and 489,189 is: 786,041.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,444.50 : 489,189 = 489,189 : x
  2. Step 2: Convert to fraction form
    304,444.50/489,189 = 489,189/x
  3. Step 3: Cross multiply
    304,444.50x = 489,189 × 489,189
  4. Step 4: Simplify right side
    304,444.50x = 239,305,877,721
  5. Step 5: Solve for x
    x = 239,305,877,721/304,444.50
  6. Step 6: Final answer
    x = 786,041.06

Related Problems

Find third proportional to 152,222.25 and 244,594.50
Half scale
Find third proportional to 608,889 and 978,378
Double scale
Find third proportional to 304,447 and 489,192
Similar ratio
Find third proportional to 456,666.75 and 733,783.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.