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Finding the Fourth Proportional to 573,840.82, 791,996.43 and 332,081.74

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Solution

The fourth proportional to 573,840.82, 791,996.43 and 332,081.74 is: 458,328.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,840.82 : 791,996.43 = 332,081.74 : x
  2. Step 2: Convert to fraction form
    573,840.82/791,996.43 = 332,081.74/x
  3. Step 3: Cross multiply
    573,840.82x = 791,996.43 × 332,081.74
  4. Step 4: Simplify right side
    573,840.82x = 263,007,552,548.19
  5. Step 5: Solve for x
    x = 263,007,552,548.19/573,840.82
  6. Step 6: Final answer
    x = 458,328.41

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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.