Home / 417,831.80-576,607.88-226,845.20

Finding the Fourth Proportional to 417,831.80, 576,607.88 and 226,845.20

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Solution

The fourth proportional to 417,831.80, 576,607.88 and 226,845.20 is: 313,046.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,831.80 : 576,607.88 = 226,845.20 : x
  2. Step 2: Convert to fraction form
    417,831.80/576,607.88 = 226,845.20/x
  3. Step 3: Cross multiply
    417,831.80x = 576,607.88 × 226,845.20
  4. Step 4: Simplify right side
    417,831.80x = 130,800,729,860.18
  5. Step 5: Solve for x
    x = 130,800,729,860.18/417,831.80
  6. Step 6: Final answer
    x = 313,046.37

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1.5x scale

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.