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Finding the Fourth Proportional to 535,374.56, 801,991.08 and 322,024.64

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Solution

The fourth proportional to 535,374.56, 801,991.08 and 322,024.64 is: 482,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,374.56 : 801,991.08 = 322,024.64 : x
  2. Step 2: Convert to fraction form
    535,374.56/801,991.08 = 322,024.64/x
  3. Step 3: Cross multiply
    535,374.56x = 801,991.08 × 322,024.64
  4. Step 4: Simplify right side
    535,374.56x = 258,260,888,820.21
  5. Step 5: Solve for x
    x = 258,260,888,820.21/535,374.56
  6. Step 6: Final answer
    x = 482,392.90

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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.