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Finding the Fourth Proportional to 375,953.51, 564,004.04 and 165,591.38

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Solution

The fourth proportional to 375,953.51, 564,004.04 and 165,591.38 is: 248,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,953.51 : 564,004.04 = 165,591.38 : x
  2. Step 2: Convert to fraction form
    375,953.51/564,004.04 = 165,591.38/x
  3. Step 3: Cross multiply
    375,953.51x = 564,004.04 × 165,591.38
  4. Step 4: Simplify right side
    375,953.51x = 93,394,203,661.20
  5. Step 5: Solve for x
    x = 93,394,203,661.20/375,953.51
  6. Step 6: Final answer
    x = 248,419.56

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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.