Home / 653,332.18-979,790.91-209,996.50

Finding the Fourth Proportional to 653,332.18, 979,790.91 and 209,996.50

Calculator

Solution

The fourth proportional to 653,332.18, 979,790.91 and 209,996.50 is: 314,928.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,332.18 : 979,790.91 = 209,996.50 : x
  2. Step 2: Convert to fraction form
    653,332.18/979,790.91 = 209,996.50/x
  3. Step 3: Cross multiply
    653,332.18x = 979,790.91 × 209,996.50
  4. Step 4: Simplify right side
    653,332.18x = 205,752,661,831.82
  5. Step 5: Solve for x
    x = 205,752,661,831.82/653,332.18
  6. Step 6: Final answer
    x = 314,928.10

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.