Home / 281,060-609,148

Finding the Third Proportional to 281,060 and 609,148

Calculator

Solution

The third proportional to 281,060 and 609,148 is: 1,320,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,060 : 609,148 = 609,148 : x
  2. Step 2: Convert to fraction form
    281,060/609,148 = 609,148/x
  3. Step 3: Cross multiply
    281,060x = 609,148 × 609,148
  4. Step 4: Simplify right side
    281,060x = 371,061,285,904
  5. Step 5: Solve for x
    x = 371,061,285,904/281,060
  6. Step 6: Final answer
    x = 1,320,220.90

Related Problems

Find third proportional to 140,530 and 304,574
Half scale
Find third proportional to 562,120 and 1,218,296
Double scale
Find third proportional to 281,062 and 609,152
Similar ratio
Find third proportional to 421,590 and 913,722
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.