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Finding the Fourth Proportional to 328,562.64, 453,399.24 and 185,322.96

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Solution

The fourth proportional to 328,562.64, 453,399.24 and 185,322.96 is: 255,735.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,562.64 : 453,399.24 = 185,322.96 : x
  2. Step 2: Convert to fraction form
    328,562.64/453,399.24 = 185,322.96/x
  3. Step 3: Cross multiply
    328,562.64x = 453,399.24 × 185,322.96
  4. Step 4: Simplify right side
    328,562.64x = 84,025,289,218.55
  5. Step 5: Solve for x
    x = 84,025,289,218.55/328,562.64
  6. Step 6: Final answer
    x = 255,735.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.