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Finding the Fourth Proportional to 330,952.38, 496,319.64 and 106,259.37

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Solution

The fourth proportional to 330,952.38, 496,319.64 and 106,259.37 is: 159,354.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,952.38 : 496,319.64 = 106,259.37 : x
  2. Step 2: Convert to fraction form
    330,952.38/496,319.64 = 106,259.37/x
  3. Step 3: Cross multiply
    330,952.38x = 496,319.64 × 106,259.37
  4. Step 4: Simplify right side
    330,952.38x = 52,738,612,265.03
  5. Step 5: Solve for x
    x = 52,738,612,265.03/330,952.38
  6. Step 6: Final answer
    x = 159,354.08

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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.