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Finding the Fourth Proportional to 247,628.82, 341,378.52 and 175,982.70

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Solution

The fourth proportional to 247,628.82, 341,378.52 and 175,982.70 is: 242,607.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,628.82 : 341,378.52 = 175,982.70 : x
  2. Step 2: Convert to fraction form
    247,628.82/341,378.52 = 175,982.70/x
  3. Step 3: Cross multiply
    247,628.82x = 341,378.52 × 175,982.70
  4. Step 4: Simplify right side
    247,628.82x = 60,076,713,671.60
  5. Step 5: Solve for x
    x = 60,076,713,671.60/247,628.82
  6. Step 6: Final answer
    x = 242,607.92

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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.