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Finding the Fourth Proportional to 325,794.94, 449,330.35 and 229,318.13

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Solution

The fourth proportional to 325,794.94, 449,330.35 and 229,318.13 is: 316,271.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,794.94 : 449,330.35 = 229,318.13 : x
  2. Step 2: Convert to fraction form
    325,794.94/449,330.35 = 229,318.13/x
  3. Step 3: Cross multiply
    325,794.94x = 449,330.35 × 229,318.13
  4. Step 4: Simplify right side
    325,794.94x = 103,039,596,164.28
  5. Step 5: Solve for x
    x = 103,039,596,164.28/325,794.94
  6. Step 6: Final answer
    x = 316,271.32

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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.