Home / 799,831.20-1,200,049.88-480,206.32

Finding the Fourth Proportional to 799,831.20, 1,200,049.88 and 480,206.32

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Solution

The fourth proportional to 799,831.20, 1,200,049.88 and 480,206.32 is: 720,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,831.20 : 1,200,049.88 = 480,206.32 : x
  2. Step 2: Convert to fraction form
    799,831.20/1,200,049.88 = 480,206.32/x
  3. Step 3: Cross multiply
    799,831.20x = 1,200,049.88 × 480,206.32
  4. Step 4: Simplify right side
    799,831.20x = 576,271,536,691.24
  5. Step 5: Solve for x
    x = 576,271,536,691.24/799,831.20
  6. Step 6: Final answer
    x = 720,491.44

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1.5x scale

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.