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Finding the Fourth Proportional to 488,614.17, 731,912.46 and 362,396.94

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Solution

The fourth proportional to 488,614.17, 731,912.46 and 362,396.94 is: 542,847.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,614.17 : 731,912.46 = 362,396.94 : x
  2. Step 2: Convert to fraction form
    488,614.17/731,912.46 = 362,396.94/x
  3. Step 3: Cross multiply
    488,614.17x = 731,912.46 × 362,396.94
  4. Step 4: Simplify right side
    488,614.17x = 265,242,831,748.21
  5. Step 5: Solve for x
    x = 265,242,831,748.21/488,614.17
  6. Step 6: Final answer
    x = 542,847.19

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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.