Home / 239,442-358,503

Finding the Third Proportional to 239,442 and 358,503

Calculator

Solution

The third proportional to 239,442 and 358,503 is: 536,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,442 : 358,503 = 358,503 : x
  2. Step 2: Convert to fraction form
    239,442/358,503 = 358,503/x
  3. Step 3: Cross multiply
    239,442x = 358,503 × 358,503
  4. Step 4: Simplify right side
    239,442x = 128,524,401,009
  5. Step 5: Solve for x
    x = 128,524,401,009/239,442
  6. Step 6: Final answer
    x = 536,766.32

Related Problems

Find third proportional to 119,721 and 179,251.50
Half scale
Find third proportional to 478,884 and 717,006
Double scale
Find third proportional to 239,444 and 358,506
Similar ratio
Find third proportional to 359,163 and 537,754.50
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.