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Finding the Fourth Proportional to 401,035.30, 601,552.95 and 251,736.10

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Solution

The fourth proportional to 401,035.30, 601,552.95 and 251,736.10 is: 377,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,035.30 : 601,552.95 = 251,736.10 : x
  2. Step 2: Convert to fraction form
    401,035.30/601,552.95 = 251,736.10/x
  3. Step 3: Cross multiply
    401,035.30x = 601,552.95 × 251,736.10
  4. Step 4: Simplify right side
    401,035.30x = 151,432,593,576.50
  5. Step 5: Solve for x
    x = 151,432,593,576.50/401,035.30
  6. Step 6: Final answer
    x = 377,604.15

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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.