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Finding the Fourth Proportional to 335,885.64, 501,371 and 296,028.96

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Solution

The fourth proportional to 335,885.64, 501,371 and 296,028.96 is: 441,877.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,885.64 : 501,371 = 296,028.96 : x
  2. Step 2: Convert to fraction form
    335,885.64/501,371 = 296,028.96/x
  3. Step 3: Cross multiply
    335,885.64x = 501,371 × 296,028.96
  4. Step 4: Simplify right side
    335,885.64x = 148,420,335,704.16
  5. Step 5: Solve for x
    x = 148,420,335,704.16/335,885.64
  6. Step 6: Final answer
    x = 441,877.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.