Home / 389,586.43-537,637.68-215,156.10

Finding the Fourth Proportional to 389,586.43, 537,637.68 and 215,156.10

Calculator

Solution

The fourth proportional to 389,586.43, 537,637.68 and 215,156.10 is: 296,920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,586.43 : 537,637.68 = 215,156.10 : x
  2. Step 2: Convert to fraction form
    389,586.43/537,637.68 = 215,156.10/x
  3. Step 3: Cross multiply
    389,586.43x = 537,637.68 × 215,156.10
  4. Step 4: Simplify right side
    389,586.43x = 115,676,026,441.85
  5. Step 5: Solve for x
    x = 115,676,026,441.85/389,586.43
  6. Step 6: Final answer
    x = 296,920.06

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.