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Finding the Fourth Proportional to 475,851.64, 656,883.90 and 333,171.16

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Solution

The fourth proportional to 475,851.64, 656,883.90 and 333,171.16 is: 459,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,851.64 : 656,883.90 = 333,171.16 : x
  2. Step 2: Convert to fraction form
    475,851.64/656,883.90 = 333,171.16/x
  3. Step 3: Cross multiply
    475,851.64x = 656,883.90 × 333,171.16
  4. Step 4: Simplify right side
    475,851.64x = 218,854,770,948.32
  5. Step 5: Solve for x
    x = 218,854,770,948.32/475,851.64
  6. Step 6: Final answer
    x = 459,922.28

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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.