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Finding the Fourth Proportional to 323,499.54, 446,423.39 and 176,325.67

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Solution

The fourth proportional to 323,499.54, 446,423.39 and 176,325.67 is: 243,326.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,499.54 : 446,423.39 = 176,325.67 : x
  2. Step 2: Convert to fraction form
    323,499.54/446,423.39 = 176,325.67/x
  3. Step 3: Cross multiply
    323,499.54x = 446,423.39 × 176,325.67
  4. Step 4: Simplify right side
    323,499.54x = 78,715,901,347.73
  5. Step 5: Solve for x
    x = 78,715,901,347.73/323,499.54
  6. Step 6: Final answer
    x = 243,326.16

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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.