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Finding the Fourth Proportional to 349,901.76, 524,935.92 and 113,244.44

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Solution

The fourth proportional to 349,901.76, 524,935.92 and 113,244.44 is: 169,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,901.76 : 524,935.92 = 113,244.44 : x
  2. Step 2: Convert to fraction form
    349,901.76/524,935.92 = 113,244.44/x
  3. Step 3: Cross multiply
    349,901.76x = 524,935.92 × 113,244.44
  4. Step 4: Simplify right side
    349,901.76x = 59,446,074,296.28
  5. Step 5: Solve for x
    x = 59,446,074,296.28/349,901.76
  6. Step 6: Final answer
    x = 169,893.61

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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.