Home / 156,078-368,316

Finding the Third Proportional to 156,078 and 368,316

Calculator

Solution

The third proportional to 156,078 and 368,316 is: 869,159.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,078 : 368,316 = 368,316 : x
  2. Step 2: Convert to fraction form
    156,078/368,316 = 368,316/x
  3. Step 3: Cross multiply
    156,078x = 368,316 × 368,316
  4. Step 4: Simplify right side
    156,078x = 135,656,675,856
  5. Step 5: Solve for x
    x = 135,656,675,856/156,078
  6. Step 6: Final answer
    x = 869,159.50

Related Problems

Find third proportional to 78,039 and 184,158
Half scale
Find third proportional to 312,156 and 736,632
Double scale
Find third proportional to 156,080 and 368,321
Similar ratio
Find third proportional to 234,117 and 552,474
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.