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Finding the Fourth Proportional to 482,665.02, 724,040.07 and 179,062.69

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Solution

The fourth proportional to 482,665.02, 724,040.07 and 179,062.69 is: 268,609.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,665.02 : 724,040.07 = 179,062.69 : x
  2. Step 2: Convert to fraction form
    482,665.02/724,040.07 = 179,062.69/x
  3. Step 3: Cross multiply
    482,665.02x = 724,040.07 × 179,062.69
  4. Step 4: Simplify right side
    482,665.02x = 129,648,562,601.99
  5. Step 5: Solve for x
    x = 129,648,562,601.99/482,665.02
  6. Step 6: Final answer
    x = 268,609.82

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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.