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Finding the Fourth Proportional to 488,954.79, 733,054.93 and 185,344.52

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Solution

The fourth proportional to 488,954.79, 733,054.93 and 185,344.52 is: 277,873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,954.79 : 733,054.93 = 185,344.52 : x
  2. Step 2: Convert to fraction form
    488,954.79/733,054.93 = 185,344.52/x
  3. Step 3: Cross multiply
    488,954.79x = 733,054.93 × 185,344.52
  4. Step 4: Simplify right side
    488,954.79x = 135,867,710,005.85
  5. Step 5: Solve for x
    x = 135,867,710,005.85/488,954.79
  6. Step 6: Final answer
    x = 277,873.77

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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.