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Finding the Fourth Proportional to 659,538.48, 910,183.73 and 373,052.82

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Solution

The fourth proportional to 659,538.48, 910,183.73 and 373,052.82 is: 514,824.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,538.48 : 910,183.73 = 373,052.82 : x
  2. Step 2: Convert to fraction form
    659,538.48/910,183.73 = 373,052.82/x
  3. Step 3: Cross multiply
    659,538.48x = 910,183.73 × 373,052.82
  4. Step 4: Simplify right side
    659,538.48x = 339,546,605,329.36
  5. Step 5: Solve for x
    x = 339,546,605,329.36/659,538.48
  6. Step 6: Final answer
    x = 514,824.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.