Home / 247,230-506,205

Finding the Third Proportional to 247,230 and 506,205

Calculator

Solution

The third proportional to 247,230 and 506,205 is: 1,036,457.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,230 : 506,205 = 506,205 : x
  2. Step 2: Convert to fraction form
    247,230/506,205 = 506,205/x
  3. Step 3: Cross multiply
    247,230x = 506,205 × 506,205
  4. Step 4: Simplify right side
    247,230x = 256,243,502,025
  5. Step 5: Solve for x
    x = 256,243,502,025/247,230
  6. Step 6: Final answer
    x = 1,036,457.96

Related Problems

Find third proportional to 123,615 and 253,102.50
Half scale
Find third proportional to 494,460 and 1,012,410
Double scale
Find third proportional to 247,232 and 506,209
Similar ratio
Find third proportional to 370,845 and 759,307.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.