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Finding the Fourth Proportional to 365,599.83, 548,178.30 and 239,087.34

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Solution

The fourth proportional to 365,599.83, 548,178.30 and 239,087.34 is: 358,486.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,599.83 : 548,178.30 = 239,087.34 : x
  2. Step 2: Convert to fraction form
    365,599.83/548,178.30 = 239,087.34/x
  3. Step 3: Cross multiply
    365,599.83x = 548,178.30 × 239,087.34
  4. Step 4: Simplify right side
    365,599.83x = 131,062,491,592.72
  5. Step 5: Solve for x
    x = 131,062,491,592.72/365,599.83
  6. Step 6: Final answer
    x = 358,486.19

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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.