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Finding the Fourth Proportional to 308,652.17, 462,996.32 and 119,113.52

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Solution

The fourth proportional to 308,652.17, 462,996.32 and 119,113.52 is: 178,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,652.17 : 462,996.32 = 119,113.52 : x
  2. Step 2: Convert to fraction form
    308,652.17/462,996.32 = 119,113.52/x
  3. Step 3: Cross multiply
    308,652.17x = 462,996.32 × 119,113.52
  4. Step 4: Simplify right side
    308,652.17x = 55,149,118,511.70
  5. Step 5: Solve for x
    x = 55,149,118,511.70/308,652.17
  6. Step 6: Final answer
    x = 178,677.25

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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.