Home / 428,598-583,770

Finding the Third Proportional to 428,598 and 583,770

Calculator

Solution

The third proportional to 428,598 and 583,770 is: 795,121.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,598 : 583,770 = 583,770 : x
  2. Step 2: Convert to fraction form
    428,598/583,770 = 583,770/x
  3. Step 3: Cross multiply
    428,598x = 583,770 × 583,770
  4. Step 4: Simplify right side
    428,598x = 340,787,412,900
  5. Step 5: Solve for x
    x = 340,787,412,900/428,598
  6. Step 6: Final answer
    x = 795,121.33

Related Problems

Find third proportional to 214,299 and 291,885
Half scale
Find third proportional to 857,196 and 1,167,540
Double scale
Find third proportional to 428,600 and 583,773
Similar ratio
Find third proportional to 642,897 and 875,655
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.