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Finding the Fourth Proportional to 303,673.73, 455,463.88 and 101,273.38

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Solution

The fourth proportional to 303,673.73, 455,463.88 and 101,273.38 is: 151,894.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,673.73 : 455,463.88 = 101,273.38 : x
  2. Step 2: Convert to fraction form
    303,673.73/455,463.88 = 101,273.38/x
  3. Step 3: Cross multiply
    303,673.73x = 455,463.88 × 101,273.38
  4. Step 4: Simplify right side
    303,673.73x = 46,126,365,710.04
  5. Step 5: Solve for x
    x = 46,126,365,710.04/303,673.73
  6. Step 6: Final answer
    x = 151,894.49

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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.