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Finding the Fourth Proportional to 376,676.91, 564,534.77 and 176,556.38

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Solution

The fourth proportional to 376,676.91, 564,534.77 and 176,556.38 is: 264,609.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,676.91 : 564,534.77 = 176,556.38 : x
  2. Step 2: Convert to fraction form
    376,676.91/564,534.77 = 176,556.38/x
  3. Step 3: Cross multiply
    376,676.91x = 564,534.77 × 176,556.38
  4. Step 4: Simplify right side
    376,676.91x = 99,672,217,228.06
  5. Step 5: Solve for x
    x = 99,672,217,228.06/376,676.91
  6. Step 6: Final answer
    x = 264,609.31

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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.