Home / 287,577-625,347

Finding the Third Proportional to 287,577 and 625,347

Calculator

Solution

The third proportional to 287,577 and 625,347 is: 1,359,840.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,577 : 625,347 = 625,347 : x
  2. Step 2: Convert to fraction form
    287,577/625,347 = 625,347/x
  3. Step 3: Cross multiply
    287,577x = 625,347 × 625,347
  4. Step 4: Simplify right side
    287,577x = 391,058,870,409
  5. Step 5: Solve for x
    x = 391,058,870,409/287,577
  6. Step 6: Final answer
    x = 1,359,840.57

Related Problems

Find third proportional to 143,788.50 and 312,673.50
Half scale
Find third proportional to 575,154 and 1,250,694
Double scale
Find third proportional to 287,579 and 625,351
Similar ratio
Find third proportional to 431,365.50 and 938,020.50
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.