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Finding the Fourth Proportional to 332,942.72, 499,428.66 and 96,309.32

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Solution

The fourth proportional to 332,942.72, 499,428.66 and 96,309.32 is: 144,468.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,942.72 : 499,428.66 = 96,309.32 : x
  2. Step 2: Convert to fraction form
    332,942.72/499,428.66 = 96,309.32/x
  3. Step 3: Cross multiply
    332,942.72x = 499,428.66 × 96,309.32
  4. Step 4: Simplify right side
    332,942.72x = 48,099,634,633.11
  5. Step 5: Solve for x
    x = 48,099,634,633.11/332,942.72
  6. Step 6: Final answer
    x = 144,468.20

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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.