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Finding the Fourth Proportional to 359,059.64, 495,479.77 and 197,905.82

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Solution

The fourth proportional to 359,059.64, 495,479.77 and 197,905.82 is: 273,097.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,059.64 : 495,479.77 = 197,905.82 : x
  2. Step 2: Convert to fraction form
    359,059.64/495,479.77 = 197,905.82/x
  3. Step 3: Cross multiply
    359,059.64x = 495,479.77 × 197,905.82
  4. Step 4: Simplify right side
    359,059.64x = 98,058,327,203.10
  5. Step 5: Solve for x
    x = 98,058,327,203.10/359,059.64
  6. Step 6: Final answer
    x = 273,097.61

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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.