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Finding the Fourth Proportional to 303,964.41, 456,025.40 and 161,692.52

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Solution

The fourth proportional to 303,964.41, 456,025.40 and 161,692.52 is: 242,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,964.41 : 456,025.40 = 161,692.52 : x
  2. Step 2: Convert to fraction form
    303,964.41/456,025.40 = 161,692.52/x
  3. Step 3: Cross multiply
    303,964.41x = 456,025.40 × 161,692.52
  4. Step 4: Simplify right side
    303,964.41x = 73,735,895,301.55
  5. Step 5: Solve for x
    x = 73,735,895,301.55/303,964.41
  6. Step 6: Final answer
    x = 242,580.69

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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.