Home / 387,772-582,068

Finding the Third Proportional to 387,772 and 582,068

Calculator

Solution

The third proportional to 387,772 and 582,068 is: 873,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,772 : 582,068 = 582,068 : x
  2. Step 2: Convert to fraction form
    387,772/582,068 = 582,068/x
  3. Step 3: Cross multiply
    387,772x = 582,068 × 582,068
  4. Step 4: Simplify right side
    387,772x = 338,803,156,624
  5. Step 5: Solve for x
    x = 338,803,156,624/387,772
  6. Step 6: Final answer
    x = 873,717.43

Related Problems

Find third proportional to 193,886 and 291,034
Half scale
Find third proportional to 775,544 and 1,164,136
Double scale
Find third proportional to 387,774 and 582,071
Similar ratio
Find third proportional to 581,658 and 873,102
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.