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Finding the Fourth Proportional to 452,736, 624,795.12 and 251,532

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Solution

The fourth proportional to 452,736, 624,795.12 and 251,532 is: 347,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,736 : 624,795.12 = 251,532 : x
  2. Step 2: Convert to fraction form
    452,736/624,795.12 = 251,532/x
  3. Step 3: Cross multiply
    452,736x = 624,795.12 × 251,532
  4. Step 4: Simplify right side
    452,736x = 157,155,966,123.84
  5. Step 5: Solve for x
    x = 157,155,966,123.84/452,736
  6. Step 6: Final answer
    x = 347,124.96

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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.