Home / 118,399-253,646

Finding the Third Proportional to 118,399 and 253,646

Calculator

Solution

The third proportional to 118,399 and 253,646 is: 543,385.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,399 : 253,646 = 253,646 : x
  2. Step 2: Convert to fraction form
    118,399/253,646 = 253,646/x
  3. Step 3: Cross multiply
    118,399x = 253,646 × 253,646
  4. Step 4: Simplify right side
    118,399x = 64,336,293,316
  5. Step 5: Solve for x
    x = 64,336,293,316/118,399
  6. Step 6: Final answer
    x = 543,385.45

Related Problems

Find third proportional to 59,199.50 and 126,823
Half scale
Find third proportional to 236,798 and 507,292
Double scale
Find third proportional to 118,401 and 253,650
Similar ratio
Find third proportional to 177,598.50 and 380,469
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.