Home / 399,554.68-551,402.24-229,788.96

Finding the Fourth Proportional to 399,554.68, 551,402.24 and 229,788.96

Calculator

Solution

The fourth proportional to 399,554.68, 551,402.24 and 229,788.96 is: 317,118.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,554.68 : 551,402.24 = 229,788.96 : x
  2. Step 2: Convert to fraction form
    399,554.68/551,402.24 = 229,788.96/x
  3. Step 3: Cross multiply
    399,554.68x = 551,402.24 × 229,788.96
  4. Step 4: Simplify right side
    399,554.68x = 126,706,147,271.27
  5. Step 5: Solve for x
    x = 126,706,147,271.27/399,554.68
  6. Step 6: Final answer
    x = 317,118.42

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.