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Finding the Fourth Proportional to 358,936.75, 495,330.59 and 195,592.96

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Solution

The fourth proportional to 358,936.75, 495,330.59 and 195,592.96 is: 269,917.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,936.75 : 495,330.59 = 195,592.96 : x
  2. Step 2: Convert to fraction form
    358,936.75/495,330.59 = 195,592.96/x
  3. Step 3: Cross multiply
    358,936.75x = 495,330.59 × 195,592.96
  4. Step 4: Simplify right side
    358,936.75x = 96,883,176,276.65
  5. Step 5: Solve for x
    x = 96,883,176,276.65/358,936.75
  6. Step 6: Final answer
    x = 269,917.13

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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.