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Finding the Fourth Proportional to 590,245.30, 885,591.51 and 353,757.70

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Solution

The fourth proportional to 590,245.30, 885,591.51 and 353,757.70 is: 530,770.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,245.30 : 885,591.51 = 353,757.70 : x
  2. Step 2: Convert to fraction form
    590,245.30/885,591.51 = 353,757.70/x
  3. Step 3: Cross multiply
    590,245.30x = 885,591.51 × 353,757.70
  4. Step 4: Simplify right side
    590,245.30x = 313,284,815,717.13
  5. Step 5: Solve for x
    x = 313,284,815,717.13/590,245.30
  6. Step 6: Final answer
    x = 530,770.54

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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.