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Finding the Fourth Proportional to 658,274.55, 987,448.73 and 184,923

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Solution

The fourth proportional to 658,274.55, 987,448.73 and 184,923 is: 277,394.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,274.55 : 987,448.73 = 184,923 : x
  2. Step 2: Convert to fraction form
    658,274.55/987,448.73 = 184,923/x
  3. Step 3: Cross multiply
    658,274.55x = 987,448.73 × 184,923
  4. Step 4: Simplify right side
    658,274.55x = 182,601,980,573.18
  5. Step 5: Solve for x
    x = 182,601,980,573.18/658,274.55
  6. Step 6: Final answer
    x = 277,394.87

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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.