Home / 660,756.24-911,838.60-358,952.40

Finding the Fourth Proportional to 660,756.24, 911,838.60 and 358,952.40

Calculator

Solution

The fourth proportional to 660,756.24, 911,838.60 and 358,952.40 is: 495,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,756.24 : 911,838.60 = 358,952.40 : x
  2. Step 2: Convert to fraction form
    660,756.24/911,838.60 = 358,952.40/x
  3. Step 3: Cross multiply
    660,756.24x = 911,838.60 × 358,952.40
  4. Step 4: Simplify right side
    660,756.24x = 327,306,653,882.64
  5. Step 5: Solve for x
    x = 327,306,653,882.64/660,756.24
  6. Step 6: Final answer
    x = 495,351.59

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.