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Finding the Fourth Proportional to 599,564.72, 827,398.68 and 331,292.72

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Solution

The fourth proportional to 599,564.72, 827,398.68 and 331,292.72 is: 457,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,564.72 : 827,398.68 = 331,292.72 : x
  2. Step 2: Convert to fraction form
    599,564.72/827,398.68 = 331,292.72/x
  3. Step 3: Cross multiply
    599,564.72x = 827,398.68 × 331,292.72
  4. Step 4: Simplify right side
    599,564.72x = 274,111,159,221.61
  5. Step 5: Solve for x
    x = 274,111,159,221.61/599,564.72
  6. Step 6: Final answer
    x = 457,183.60

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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.