Home / 170,316-361,381.50

Finding the Third Proportional to 170,316 and 361,381.50

Calculator

Solution

The third proportional to 170,316 and 361,381.50 is: 766,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,316 : 361,381.50 = 361,381.50 : x
  2. Step 2: Convert to fraction form
    170,316/361,381.50 = 361,381.50/x
  3. Step 3: Cross multiply
    170,316x = 361,381.50 × 361,381.50
  4. Step 4: Simplify right side
    170,316x = 130,596,588,542.25
  5. Step 5: Solve for x
    x = 130,596,588,542.25/170,316
  6. Step 6: Final answer
    x = 766,789.90

Related Problems

Find third proportional to 85,158 and 180,690.75
Half scale
Find third proportional to 340,632 and 722,763
Double scale
Find third proportional to 170,318 and 361,386
Similar ratio
Find third proportional to 255,474 and 542,072.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.