Home / 287,668-625,530

Finding the Third Proportional to 287,668 and 625,530

Calculator

Solution

The third proportional to 287,668 and 625,530 is: 1,360,206.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,668 : 625,530 = 625,530 : x
  2. Step 2: Convert to fraction form
    287,668/625,530 = 625,530/x
  3. Step 3: Cross multiply
    287,668x = 625,530 × 625,530
  4. Step 4: Simplify right side
    287,668x = 391,287,780,900
  5. Step 5: Solve for x
    x = 391,287,780,900/287,668
  6. Step 6: Final answer
    x = 1,360,206.14

Related Problems

Find third proportional to 143,834 and 312,765
Half scale
Find third proportional to 575,336 and 1,251,060
Double scale
Find third proportional to 287,670 and 625,534
Similar ratio
Find third proportional to 431,502 and 938,295
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.