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Finding the Fourth Proportional to 377,009.00, 520,259.24 and 207,241.91

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Solution

The fourth proportional to 377,009.00, 520,259.24 and 207,241.91 is: 285,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,009.00 : 520,259.24 = 207,241.91 : x
  2. Step 2: Convert to fraction form
    377,009.00/520,259.24 = 207,241.91/x
  3. Step 3: Cross multiply
    377,009.00x = 520,259.24 × 207,241.91
  4. Step 4: Simplify right side
    377,009.00x = 107,819,515,991.45
  5. Step 5: Solve for x
    x = 107,819,515,991.45/377,009.00
  6. Step 6: Final answer
    x = 285,986.59

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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.