Home / 395,148-865,248

Finding the Third Proportional to 395,148 and 865,248

Calculator

Solution

The third proportional to 395,148 and 865,248 is: 1,894,616.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,148 : 865,248 = 865,248 : x
  2. Step 2: Convert to fraction form
    395,148/865,248 = 865,248/x
  3. Step 3: Cross multiply
    395,148x = 865,248 × 865,248
  4. Step 4: Simplify right side
    395,148x = 748,654,101,504
  5. Step 5: Solve for x
    x = 748,654,101,504/395,148
  6. Step 6: Final answer
    x = 1,894,616.96

Related Problems

Find third proportional to 197,574 and 432,624
Half scale
Find third proportional to 790,296 and 1,730,496
Double scale
Find third proportional to 395,150 and 865,252
Similar ratio
Find third proportional to 592,722 and 1,297,872
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.