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Finding the Fourth Proportional to 276,007.60, 413,792.70 and 151,348.60

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Solution

The fourth proportional to 276,007.60, 413,792.70 and 151,348.60 is: 226,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,007.60 : 413,792.70 = 151,348.60 : x
  2. Step 2: Convert to fraction form
    276,007.60/413,792.70 = 151,348.60/x
  3. Step 3: Cross multiply
    276,007.60x = 413,792.70 × 151,348.60
  4. Step 4: Simplify right side
    276,007.60x = 62,626,945,835.22
  5. Step 5: Solve for x
    x = 62,626,945,835.22/276,007.60
  6. Step 6: Final answer
    x = 226,902.98

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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.