Home / 150,780-317,058

Finding the Third Proportional to 150,780 and 317,058

Calculator

Solution

The third proportional to 150,780 and 317,058 is: 666,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,780 : 317,058 = 317,058 : x
  2. Step 2: Convert to fraction form
    150,780/317,058 = 317,058/x
  3. Step 3: Cross multiply
    150,780x = 317,058 × 317,058
  4. Step 4: Simplify right side
    150,780x = 100,525,775,364
  5. Step 5: Solve for x
    x = 100,525,775,364/150,780
  6. Step 6: Final answer
    x = 666,704.97

Related Problems

Find third proportional to 75,390 and 158,529
Half scale
Find third proportional to 301,560 and 634,116
Double scale
Find third proportional to 150,782 and 317,062
Similar ratio
Find third proportional to 226,170 and 475,587
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.