Home / 130,083-279,576

Finding the Third Proportional to 130,083 and 279,576

Calculator

Solution

The third proportional to 130,083 and 279,576 is: 600,868.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,083 : 279,576 = 279,576 : x
  2. Step 2: Convert to fraction form
    130,083/279,576 = 279,576/x
  3. Step 3: Cross multiply
    130,083x = 279,576 × 279,576
  4. Step 4: Simplify right side
    130,083x = 78,162,739,776
  5. Step 5: Solve for x
    x = 78,162,739,776/130,083
  6. Step 6: Final answer
    x = 600,868.21

Related Problems

Find third proportional to 65,041.50 and 139,788
Half scale
Find third proportional to 260,166 and 559,152
Double scale
Find third proportional to 130,085 and 279,580
Similar ratio
Find third proportional to 195,124.50 and 419,364
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.