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Finding the Fourth Proportional to 484,794.54, 727,191.81 and 152,370.54

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Solution

The fourth proportional to 484,794.54, 727,191.81 and 152,370.54 is: 228,555.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,794.54 : 727,191.81 = 152,370.54 : x
  2. Step 2: Convert to fraction form
    484,794.54/727,191.81 = 152,370.54/x
  3. Step 3: Cross multiply
    484,794.54x = 727,191.81 × 152,370.54
  4. Step 4: Simplify right side
    484,794.54x = 110,802,608,773.28
  5. Step 5: Solve for x
    x = 110,802,608,773.28/484,794.54
  6. Step 6: Final answer
    x = 228,555.81

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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.