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Finding the Fourth Proportional to 301,443.38, 452,206.52 and 111,887.64

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Solution

The fourth proportional to 301,443.38, 452,206.52 and 111,887.64 is: 167,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,443.38 : 452,206.52 = 111,887.64 : x
  2. Step 2: Convert to fraction form
    301,443.38/452,206.52 = 111,887.64/x
  3. Step 3: Cross multiply
    301,443.38x = 452,206.52 × 111,887.64
  4. Step 4: Simplify right side
    301,443.38x = 50,596,319,755.97
  5. Step 5: Solve for x
    x = 50,596,319,755.97/301,443.38
  6. Step 6: Final answer
    x = 167,846.85

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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.