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Finding the Fourth Proportional to 468,033.21, 701,915.89 and 152,517.69

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Solution

The fourth proportional to 468,033.21, 701,915.89 and 152,517.69 is: 228,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,033.21 : 701,915.89 = 152,517.69 : x
  2. Step 2: Convert to fraction form
    468,033.21/701,915.89 = 152,517.69/x
  3. Step 3: Cross multiply
    468,033.21x = 701,915.89 × 152,517.69
  4. Step 4: Simplify right side
    468,033.21x = 107,054,590,117.09
  5. Step 5: Solve for x
    x = 107,054,590,117.09/468,033.21
  6. Step 6: Final answer
    x = 228,732.89

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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.