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Finding the Fourth Proportional to 466,428.40, 699,469.80 and 150,895.60

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Solution

The fourth proportional to 466,428.40, 699,469.80 and 150,895.60 is: 226,287.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,428.40 : 699,469.80 = 150,895.60 : x
  2. Step 2: Convert to fraction form
    466,428.40/699,469.80 = 150,895.60/x
  3. Step 3: Cross multiply
    466,428.40x = 699,469.80 × 150,895.60
  4. Step 4: Simplify right side
    466,428.40x = 105,546,915,152.88
  5. Step 5: Solve for x
    x = 105,546,915,152.88/466,428.40
  6. Step 6: Final answer
    x = 226,287.50

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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.