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Finding the Fourth Proportional to 452,794.89, 624,831.51 and 271,416.06

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Solution

The fourth proportional to 452,794.89, 624,831.51 and 271,416.06 is: 374,538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,794.89 : 624,831.51 = 271,416.06 : x
  2. Step 2: Convert to fraction form
    452,794.89/624,831.51 = 271,416.06/x
  3. Step 3: Cross multiply
    452,794.89x = 624,831.51 × 271,416.06
  4. Step 4: Simplify right side
    452,794.89x = 169,589,306,608.05
  5. Step 5: Solve for x
    x = 169,589,306,608.05/452,794.89
  6. Step 6: Final answer
    x = 374,538.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.