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Finding the Fourth Proportional to 508,305.54, 762,299.01 and 184,052.55

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Solution

The fourth proportional to 508,305.54, 762,299.01 and 184,052.55 is: 276,021.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,305.54 : 762,299.01 = 184,052.55 : x
  2. Step 2: Convert to fraction form
    508,305.54/762,299.01 = 184,052.55/x
  3. Step 3: Cross multiply
    508,305.54x = 762,299.01 × 184,052.55
  4. Step 4: Simplify right side
    508,305.54x = 140,303,076,652.98
  5. Step 5: Solve for x
    x = 140,303,076,652.98/508,305.54
  6. Step 6: Final answer
    x = 276,021.14

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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.