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Finding the Fourth Proportional to 573,601.44, 791,358.48 and 347,164.32

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Solution

The fourth proportional to 573,601.44, 791,358.48 and 347,164.32 is: 478,958.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,601.44 : 791,358.48 = 347,164.32 : x
  2. Step 2: Convert to fraction form
    573,601.44/791,358.48 = 347,164.32/x
  3. Step 3: Cross multiply
    573,601.44x = 791,358.48 × 347,164.32
  4. Step 4: Simplify right side
    573,601.44x = 274,731,428,585.43
  5. Step 5: Solve for x
    x = 274,731,428,585.43/573,601.44
  6. Step 6: Final answer
    x = 478,958.75

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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.