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Finding the Fourth Proportional to 346,908.83, 520,446.06 and 110,251.94

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Solution

The fourth proportional to 346,908.83, 520,446.06 and 110,251.94 is: 165,404.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,908.83 : 520,446.06 = 110,251.94 : x
  2. Step 2: Convert to fraction form
    346,908.83/520,446.06 = 110,251.94/x
  3. Step 3: Cross multiply
    346,908.83x = 520,446.06 × 110,251.94
  4. Step 4: Simplify right side
    346,908.83x = 57,380,185,178.13
  5. Step 5: Solve for x
    x = 57,380,185,178.13/346,908.83
  6. Step 6: Final answer
    x = 165,404.22

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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.