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Finding the Fourth Proportional to 358,994.16, 495,415.44 and 197,849.52

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Solution

The fourth proportional to 358,994.16, 495,415.44 and 197,849.52 is: 273,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,994.16 : 495,415.44 = 197,849.52 : x
  2. Step 2: Convert to fraction form
    358,994.16/495,415.44 = 197,849.52/x
  3. Step 3: Cross multiply
    358,994.16x = 495,415.44 × 197,849.52
  4. Step 4: Simplify right side
    358,994.16x = 98,017,707,004.59
  5. Step 5: Solve for x
    x = 98,017,707,004.59/358,994.16
  6. Step 6: Final answer
    x = 273,034.27

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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.