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Finding the Fourth Proportional to 393,548.94, 590,792.49 and 377,507.34

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Solution

The fourth proportional to 393,548.94, 590,792.49 and 377,507.34 is: 566,710.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,548.94 : 590,792.49 = 377,507.34 : x
  2. Step 2: Convert to fraction form
    393,548.94/590,792.49 = 377,507.34/x
  3. Step 3: Cross multiply
    393,548.94x = 590,792.49 × 377,507.34
  4. Step 4: Simplify right side
    393,548.94x = 223,028,501,391.88
  5. Step 5: Solve for x
    x = 223,028,501,391.88/393,548.94
  6. Step 6: Final answer
    x = 566,710.97

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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.