Home / 207,841.50-312,685.50

Finding the Third Proportional to 207,841.50 and 312,685.50

Calculator

Solution

The third proportional to 207,841.50 and 312,685.50 is: 470,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,841.50 : 312,685.50 = 312,685.50 : x
  2. Step 2: Convert to fraction form
    207,841.50/312,685.50 = 312,685.50/x
  3. Step 3: Cross multiply
    207,841.50x = 312,685.50 × 312,685.50
  4. Step 4: Simplify right side
    207,841.50x = 97,772,221,910.25
  5. Step 5: Solve for x
    x = 97,772,221,910.25/207,841.50
  6. Step 6: Final answer
    x = 470,417.23

Related Problems

Find third proportional to 103,920.75 and 156,342.75
Half scale
Find third proportional to 415,683 and 625,371
Double scale
Find third proportional to 207,844 and 312,689
Similar ratio
Find third proportional to 311,762.25 and 469,028.25
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.