Home / 338,705-498,700

Finding the Third Proportional to 338,705 and 498,700

Calculator

Solution

The third proportional to 338,705 and 498,700 is: 734,272.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,705 : 498,700 = 498,700 : x
  2. Step 2: Convert to fraction form
    338,705/498,700 = 498,700/x
  3. Step 3: Cross multiply
    338,705x = 498,700 × 498,700
  4. Step 4: Simplify right side
    338,705x = 248,701,690,000
  5. Step 5: Solve for x
    x = 248,701,690,000/338,705
  6. Step 6: Final answer
    x = 734,272.27

Related Problems

Find third proportional to 169,352.50 and 249,350
Half scale
Find third proportional to 677,410 and 997,400
Double scale
Find third proportional to 338,707 and 498,703
Similar ratio
Find third proportional to 508,057.50 and 748,050
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.