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Finding the Fourth Proportional to 559,310.73, 771,827.04 and 341,883.47

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Solution

The fourth proportional to 559,310.73, 771,827.04 and 341,883.47 is: 471,785.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,310.73 : 771,827.04 = 341,883.47 : x
  2. Step 2: Convert to fraction form
    559,310.73/771,827.04 = 341,883.47/x
  3. Step 3: Cross multiply
    559,310.73x = 771,827.04 × 341,883.47
  4. Step 4: Simplify right side
    559,310.73x = 263,874,902,815.89
  5. Step 5: Solve for x
    x = 263,874,902,815.89/559,310.73
  6. Step 6: Final answer
    x = 471,785.88

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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.