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Finding the Fourth Proportional to 333,120.60, 499,724.69 and 175,357.71

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Solution

The fourth proportional to 333,120.60, 499,724.69 and 175,357.71 is: 263,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,120.60 : 499,724.69 = 175,357.71 : x
  2. Step 2: Convert to fraction form
    333,120.60/499,724.69 = 175,357.71/x
  3. Step 3: Cross multiply
    333,120.60x = 499,724.69 × 175,357.71
  4. Step 4: Simplify right side
    333,120.60x = 87,630,576,392.07
  5. Step 5: Solve for x
    x = 87,630,576,392.07/333,120.60
  6. Step 6: Final answer
    x = 263,059.61

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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.