Home / 253,317-395,312.25

Finding the Third Proportional to 253,317 and 395,312.25

Calculator

Solution

The third proportional to 253,317 and 395,312.25 is: 616,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,317 : 395,312.25 = 395,312.25 : x
  2. Step 2: Convert to fraction form
    253,317/395,312.25 = 395,312.25/x
  3. Step 3: Cross multiply
    253,317x = 395,312.25 × 395,312.25
  4. Step 4: Simplify right side
    253,317x = 156,271,775,000.06
  5. Step 5: Solve for x
    x = 156,271,775,000.06/253,317
  6. Step 6: Final answer
    x = 616,902.04

Related Problems

Find third proportional to 126,658.50 and 197,656.13
Half scale
Find third proportional to 506,634 and 790,624.50
Double scale
Find third proportional to 253,319 and 395,315
Similar ratio
Find third proportional to 379,975.50 and 592,968.38
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.