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Finding the Fourth Proportional to 590,376.40, 885,469.56 and 169,556.56

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Solution

The fourth proportional to 590,376.40, 885,469.56 and 169,556.56 is: 254,307.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,376.40 : 885,469.56 = 169,556.56 : x
  2. Step 2: Convert to fraction form
    590,376.40/885,469.56 = 169,556.56/x
  3. Step 3: Cross multiply
    590,376.40x = 885,469.56 × 169,556.56
  4. Step 4: Simplify right side
    590,376.40x = 150,137,172,578.31
  5. Step 5: Solve for x
    x = 150,137,172,578.31/590,376.40
  6. Step 6: Final answer
    x = 254,307.54

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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.