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Finding the Fourth Proportional to 359,058.28, 495,477.86 and 197,904.44

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Solution

The fourth proportional to 359,058.28, 495,477.86 and 197,904.44 is: 273,095.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,058.28 : 495,477.86 = 197,904.44 : x
  2. Step 2: Convert to fraction form
    359,058.28/495,477.86 = 197,904.44/x
  3. Step 3: Cross multiply
    359,058.28x = 495,477.86 × 197,904.44
  4. Step 4: Simplify right side
    359,058.28x = 98,057,268,415.70
  5. Step 5: Solve for x
    x = 98,057,268,415.70/359,058.28
  6. Step 6: Final answer
    x = 273,095.69

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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.