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Finding the Fourth Proportional to 483,141.17, 724,796.64 and 183,647.93

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Solution

The fourth proportional to 483,141.17, 724,796.64 and 183,647.93 is: 275,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,141.17 : 724,796.64 = 183,647.93 : x
  2. Step 2: Convert to fraction form
    483,141.17/724,796.64 = 183,647.93/x
  3. Step 3: Cross multiply
    483,141.17x = 724,796.64 × 183,647.93
  4. Step 4: Simplify right side
    483,141.17x = 133,107,398,982.97
  5. Step 5: Solve for x
    x = 133,107,398,982.97/483,141.17
  6. Step 6: Final answer
    x = 275,504.15

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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.