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Finding the Fourth Proportional to 365,052.76, 547,579.14 and 115,734.76

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Solution

The fourth proportional to 365,052.76, 547,579.14 and 115,734.76 is: 173,602.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,052.76 : 547,579.14 = 115,734.76 : x
  2. Step 2: Convert to fraction form
    365,052.76/547,579.14 = 115,734.76/x
  3. Step 3: Cross multiply
    365,052.76x = 547,579.14 × 115,734.76
  4. Step 4: Simplify right side
    365,052.76x = 63,373,940,348.91
  5. Step 5: Solve for x
    x = 63,373,940,348.91/365,052.76
  6. Step 6: Final answer
    x = 173,602.14

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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.