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Finding the Fourth Proportional to 308,243.96, 462,381.94 and 97,898.36

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Solution

The fourth proportional to 308,243.96, 462,381.94 and 97,898.36 is: 146,852.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,243.96 : 462,381.94 = 97,898.36 : x
  2. Step 2: Convert to fraction form
    308,243.96/462,381.94 = 97,898.36/x
  3. Step 3: Cross multiply
    308,243.96x = 462,381.94 × 97,898.36
  4. Step 4: Simplify right side
    308,243.96x = 45,266,433,619.62
  5. Step 5: Solve for x
    x = 45,266,433,619.62/308,243.96
  6. Step 6: Final answer
    x = 146,852.62

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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.