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Finding the Fourth Proportional to 488,475.64, 673,848.37 and 333,310.55

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Solution

The fourth proportional to 488,475.64, 673,848.37 and 333,310.55 is: 459,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,475.64 : 673,848.37 = 333,310.55 : x
  2. Step 2: Convert to fraction form
    488,475.64/673,848.37 = 333,310.55/x
  3. Step 3: Cross multiply
    488,475.64x = 673,848.37 × 333,310.55
  4. Step 4: Simplify right side
    488,475.64x = 224,600,771,672.65
  5. Step 5: Solve for x
    x = 224,600,771,672.65/488,475.64
  6. Step 6: Final answer
    x = 459,799.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.