Home / 401,482-587,145

Finding the Third Proportional to 401,482 and 587,145

Calculator

Solution

The third proportional to 401,482 and 587,145 is: 858,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,482 : 587,145 = 587,145 : x
  2. Step 2: Convert to fraction form
    401,482/587,145 = 587,145/x
  3. Step 3: Cross multiply
    401,482x = 587,145 × 587,145
  4. Step 4: Simplify right side
    401,482x = 344,739,251,025
  5. Step 5: Solve for x
    x = 344,739,251,025/401,482
  6. Step 6: Final answer
    x = 858,666.77

Related Problems

Find third proportional to 200,741 and 293,572.50
Half scale
Find third proportional to 802,964 and 1,174,290
Double scale
Find third proportional to 401,484 and 587,148
Similar ratio
Find third proportional to 602,223 and 880,717.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.