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Finding the Fourth Proportional to 308,335.61, 462,553.28 and 95,053.62

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Solution

The fourth proportional to 308,335.61, 462,553.28 and 95,053.62 is: 142,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,335.61 : 462,553.28 = 95,053.62 : x
  2. Step 2: Convert to fraction form
    308,335.61/462,553.28 = 95,053.62/x
  3. Step 3: Cross multiply
    308,335.61x = 462,553.28 × 95,053.62
  4. Step 4: Simplify right side
    308,335.61x = 43,967,363,944.51
  5. Step 5: Solve for x
    x = 43,967,363,944.51/308,335.61
  6. Step 6: Final answer
    x = 142,595.80

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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.