Home / 418,440.80-577,441.50-227,459

Finding the Fourth Proportional to 418,440.80, 577,441.50 and 227,459

Calculator

Solution

The fourth proportional to 418,440.80, 577,441.50 and 227,459 is: 313,889.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,440.80 : 577,441.50 = 227,459 : x
  2. Step 2: Convert to fraction form
    418,440.80/577,441.50 = 227,459/x
  3. Step 3: Cross multiply
    418,440.80x = 577,441.50 × 227,459
  4. Step 4: Simplify right side
    418,440.80x = 131,344,266,148.50
  5. Step 5: Solve for x
    x = 131,344,266,148.50/418,440.80
  6. Step 6: Final answer
    x = 313,889.72

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.