Home / 139,026-303,537

Finding the Third Proportional to 139,026 and 303,537

Calculator

Solution

The third proportional to 139,026 and 303,537 is: 662,715.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,026 : 303,537 = 303,537 : x
  2. Step 2: Convert to fraction form
    139,026/303,537 = 303,537/x
  3. Step 3: Cross multiply
    139,026x = 303,537 × 303,537
  4. Step 4: Simplify right side
    139,026x = 92,134,710,369
  5. Step 5: Solve for x
    x = 92,134,710,369/139,026
  6. Step 6: Final answer
    x = 662,715.68

Related Problems

Find third proportional to 69,513 and 151,768.50
Half scale
Find third proportional to 278,052 and 607,074
Double scale
Find third proportional to 139,028 and 303,541
Similar ratio
Find third proportional to 208,539 and 455,305.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.