Home / 156,983-340,552

Finding the Third Proportional to 156,983 and 340,552

Calculator

Solution

The third proportional to 156,983 and 340,552 is: 738,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,983 : 340,552 = 340,552 : x
  2. Step 2: Convert to fraction form
    156,983/340,552 = 340,552/x
  3. Step 3: Cross multiply
    156,983x = 340,552 × 340,552
  4. Step 4: Simplify right side
    156,983x = 115,975,664,704
  5. Step 5: Solve for x
    x = 115,975,664,704/156,983
  6. Step 6: Final answer
    x = 738,778.50

Related Problems

Find third proportional to 78,491.50 and 170,276
Half scale
Find third proportional to 313,966 and 681,104
Double scale
Find third proportional to 156,985 and 340,556
Similar ratio
Find third proportional to 235,474.50 and 510,828
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.