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Finding the Fourth Proportional to 476,791.89, 658,555.61 and 356,468.01

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Solution

The fourth proportional to 476,791.89, 658,555.61 and 356,468.01 is: 492,361.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,791.89 : 658,555.61 = 356,468.01 : x
  2. Step 2: Convert to fraction form
    476,791.89/658,555.61 = 356,468.01/x
  3. Step 3: Cross multiply
    476,791.89x = 658,555.61 × 356,468.01
  4. Step 4: Simplify right side
    476,791.89x = 234,754,007,771.04
  5. Step 5: Solve for x
    x = 234,754,007,771.04/476,791.89
  6. Step 6: Final answer
    x = 492,361.58

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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.