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Finding the Fourth Proportional to 482,955.60, 723,850.20 and 246,176.40

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Solution

The fourth proportional to 482,955.60, 723,850.20 and 246,176.40 is: 368,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,955.60 : 723,850.20 = 246,176.40 : x
  2. Step 2: Convert to fraction form
    482,955.60/723,850.20 = 246,176.40/x
  3. Step 3: Cross multiply
    482,955.60x = 723,850.20 × 246,176.40
  4. Step 4: Simplify right side
    482,955.60x = 178,194,836,375.28
  5. Step 5: Solve for x
    x = 178,194,836,375.28/482,955.60
  6. Step 6: Final answer
    x = 368,967.33

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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.