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Finding the Fourth Proportional to 588,858.40, 812,628.48 and 334,213.84

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Solution

The fourth proportional to 588,858.40, 812,628.48 and 334,213.84 is: 461,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,858.40 : 812,628.48 = 334,213.84 : x
  2. Step 2: Convert to fraction form
    588,858.40/812,628.48 = 334,213.84/x
  3. Step 3: Cross multiply
    588,858.40x = 812,628.48 × 334,213.84
  4. Step 4: Simplify right side
    588,858.40x = 271,591,684,794.16
  5. Step 5: Solve for x
    x = 271,591,684,794.16/588,858.40
  6. Step 6: Final answer
    x = 461,217.31

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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.