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Finding the Fourth Proportional to 594,129.50, 819,899.11 and 322,197.31

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Solution

The fourth proportional to 594,129.50, 819,899.11 and 322,197.31 is: 444,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,129.50 : 819,899.11 = 322,197.31 : x
  2. Step 2: Convert to fraction form
    594,129.50/819,899.11 = 322,197.31/x
  3. Step 3: Cross multiply
    594,129.50x = 819,899.11 × 322,197.31
  4. Step 4: Simplify right side
    594,129.50x = 264,169,289,141.02
  5. Step 5: Solve for x
    x = 264,169,289,141.02/594,129.50
  6. Step 6: Final answer
    x = 444,632.51

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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.