Home / 351,288.66-484,869.18-229,085.64

Finding the Fourth Proportional to 351,288.66, 484,869.18 and 229,085.64

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Solution

The fourth proportional to 351,288.66, 484,869.18 and 229,085.64 is: 316,197.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,288.66 : 484,869.18 = 229,085.64 : x
  2. Step 2: Convert to fraction form
    351,288.66/484,869.18 = 229,085.64/x
  3. Step 3: Cross multiply
    351,288.66x = 484,869.18 × 229,085.64
  4. Step 4: Simplify right side
    351,288.66x = 111,076,566,416.58
  5. Step 5: Solve for x
    x = 111,076,566,416.58/351,288.66
  6. Step 6: Final answer
    x = 316,197.42

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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.