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Finding the Fourth Proportional to 347,364.48, 479,210.79 and 204,059.88

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Solution

The fourth proportional to 347,364.48, 479,210.79 and 204,059.88 is: 281,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,364.48 : 479,210.79 = 204,059.88 : x
  2. Step 2: Convert to fraction form
    347,364.48/479,210.79 = 204,059.88/x
  3. Step 3: Cross multiply
    347,364.48x = 479,210.79 × 204,059.88
  4. Step 4: Simplify right side
    347,364.48x = 97,787,696,302.11
  5. Step 5: Solve for x
    x = 97,787,696,302.11/347,364.48
  6. Step 6: Final answer
    x = 281,513.23

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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.