Home / 359,017-545,987

Finding the Third Proportional to 359,017 and 545,987

Calculator

Solution

The third proportional to 359,017 and 545,987 is: 830,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,017 : 545,987 = 545,987 : x
  2. Step 2: Convert to fraction form
    359,017/545,987 = 545,987/x
  3. Step 3: Cross multiply
    359,017x = 545,987 × 545,987
  4. Step 4: Simplify right side
    359,017x = 298,101,804,169
  5. Step 5: Solve for x
    x = 298,101,804,169/359,017
  6. Step 6: Final answer
    x = 830,327.82

Related Problems

Find third proportional to 179,508.50 and 272,993.50
Half scale
Find third proportional to 718,034 and 1,091,974
Double scale
Find third proportional to 359,019 and 545,990
Similar ratio
Find third proportional to 538,525.50 and 818,980.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.