Home / 158,921-343,048

Finding the Third Proportional to 158,921 and 343,048

Calculator

Solution

The third proportional to 158,921 and 343,048 is: 740,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,921 : 343,048 = 343,048 : x
  2. Step 2: Convert to fraction form
    158,921/343,048 = 343,048/x
  3. Step 3: Cross multiply
    158,921x = 343,048 × 343,048
  4. Step 4: Simplify right side
    158,921x = 117,681,930,304
  5. Step 5: Solve for x
    x = 117,681,930,304/158,921
  6. Step 6: Final answer
    x = 740,505.85

Related Problems

Find third proportional to 79,460.50 and 171,524
Half scale
Find third proportional to 317,842 and 686,096
Double scale
Find third proportional to 158,923 and 343,052
Similar ratio
Find third proportional to 238,381.50 and 514,572
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.