Home / 159,085-343,090

Finding the Third Proportional to 159,085 and 343,090

Calculator

Solution

The third proportional to 159,085 and 343,090 is: 739,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,085 : 343,090 = 343,090 : x
  2. Step 2: Convert to fraction form
    159,085/343,090 = 343,090/x
  3. Step 3: Cross multiply
    159,085x = 343,090 × 343,090
  4. Step 4: Simplify right side
    159,085x = 117,710,748,100
  5. Step 5: Solve for x
    x = 117,710,748,100/159,085
  6. Step 6: Final answer
    x = 739,923.61

Related Problems

Find third proportional to 79,542.50 and 171,545
Half scale
Find third proportional to 318,170 and 686,180
Double scale
Find third proportional to 159,087 and 343,094
Similar ratio
Find third proportional to 238,627.50 and 514,635
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.