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Finding the Fourth Proportional to 573,958.44, 792,094.14 and 319,304.16

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Solution

The fourth proportional to 573,958.44, 792,094.14 and 319,304.16 is: 440,657.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,958.44 : 792,094.14 = 319,304.16 : x
  2. Step 2: Convert to fraction form
    573,958.44/792,094.14 = 319,304.16/x
  3. Step 3: Cross multiply
    573,958.44x = 792,094.14 × 319,304.16
  4. Step 4: Simplify right side
    573,958.44x = 252,918,954,013.62
  5. Step 5: Solve for x
    x = 252,918,954,013.62/573,958.44
  6. Step 6: Final answer
    x = 440,657.26

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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.