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Finding the Fourth Proportional to 375,912.01, 564,349.14 and 322,942.87

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Solution

The fourth proportional to 375,912.01, 564,349.14 and 322,942.87 is: 484,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,912.01 : 564,349.14 = 322,942.87 : x
  2. Step 2: Convert to fraction form
    375,912.01/564,349.14 = 322,942.87/x
  3. Step 3: Cross multiply
    375,912.01x = 564,349.14 × 322,942.87
  4. Step 4: Simplify right side
    375,912.01x = 182,252,530,953.63
  5. Step 5: Solve for x
    x = 182,252,530,953.63/375,912.01
  6. Step 6: Final answer
    x = 484,827.64

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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.