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Finding the Fourth Proportional to 326,350, 450,362.50 and 183,123.36

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Solution

The fourth proportional to 326,350, 450,362.50 and 183,123.36 is: 252,709.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,350 : 450,362.50 = 183,123.36 : x
  2. Step 2: Convert to fraction form
    326,350/450,362.50 = 183,123.36/x
  3. Step 3: Cross multiply
    326,350x = 450,362.50 × 183,123.36
  4. Step 4: Simplify right side
    326,350x = 82,471,894,218
  5. Step 5: Solve for x
    x = 82,471,894,218/326,350
  6. Step 6: Final answer
    x = 252,709.96

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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.