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Finding the Fourth Proportional to 323,071.02, 482,187.24 and 301,813.38

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Solution

The fourth proportional to 323,071.02, 482,187.24 and 301,813.38 is: 450,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,071.02 : 482,187.24 = 301,813.38 : x
  2. Step 2: Convert to fraction form
    323,071.02/482,187.24 = 301,813.38/x
  3. Step 3: Cross multiply
    323,071.02x = 482,187.24 × 301,813.38
  4. Step 4: Simplify right side
    323,071.02x = 145,530,560,697.27
  5. Step 5: Solve for x
    x = 145,530,560,697.27/323,071.02
  6. Step 6: Final answer
    x = 450,459.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.