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Finding the Fourth Proportional to 307,076.65, 460,614.96 and 119,956.93

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Solution

The fourth proportional to 307,076.65, 460,614.96 and 119,956.93 is: 179,935.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,076.65 : 460,614.96 = 119,956.93 : x
  2. Step 2: Convert to fraction form
    307,076.65/460,614.96 = 119,956.93/x
  3. Step 3: Cross multiply
    307,076.65x = 460,614.96 × 119,956.93
  4. Step 4: Simplify right side
    307,076.65x = 55,253,955,362.14
  5. Step 5: Solve for x
    x = 55,253,955,362.14/307,076.65
  6. Step 6: Final answer
    x = 179,935.39

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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.