Home / 590,828.48-815,339.04-322,556.48

Finding the Fourth Proportional to 590,828.48, 815,339.04 and 322,556.48

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Solution

The fourth proportional to 590,828.48, 815,339.04 and 322,556.48 is: 445,125.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,828.48 : 815,339.04 = 322,556.48 : x
  2. Step 2: Convert to fraction form
    590,828.48/815,339.04 = 322,556.48/x
  3. Step 3: Cross multiply
    590,828.48x = 815,339.04 × 322,556.48
  4. Step 4: Simplify right side
    590,828.48x = 262,992,890,748.98
  5. Step 5: Solve for x
    x = 262,992,890,748.98/590,828.48
  6. Step 6: Final answer
    x = 445,125.62

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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.