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Finding the Fourth Proportional to 594,449.12, 890,987 and 273,930.80

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Solution

The fourth proportional to 594,449.12, 890,987 and 273,930.80 is: 410,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,449.12 : 890,987 = 273,930.80 : x
  2. Step 2: Convert to fraction form
    594,449.12/890,987 = 273,930.80/x
  3. Step 3: Cross multiply
    594,449.12x = 890,987 × 273,930.80
  4. Step 4: Simplify right side
    594,449.12x = 244,068,781,699.60
  5. Step 5: Solve for x
    x = 244,068,781,699.60/594,449.12
  6. Step 6: Final answer
    x = 410,579.77

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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.