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Finding the Fourth Proportional to 452,283.88, 678,444.27 and 115,333.27

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Solution

The fourth proportional to 452,283.88, 678,444.27 and 115,333.27 is: 173,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,283.88 : 678,444.27 = 115,333.27 : x
  2. Step 2: Convert to fraction form
    452,283.88/678,444.27 = 115,333.27/x
  3. Step 3: Cross multiply
    452,283.88x = 678,444.27 × 115,333.27
  4. Step 4: Simplify right side
    452,283.88x = 78,247,196,171.86
  5. Step 5: Solve for x
    x = 78,247,196,171.86/452,283.88
  6. Step 6: Final answer
    x = 173,004.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.