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Finding the Fourth Proportional to 376,393, 564,590.34 and 264,573.61

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Solution

The fourth proportional to 376,393, 564,590.34 and 264,573.61 is: 396,861.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,393 : 564,590.34 = 264,573.61 : x
  2. Step 2: Convert to fraction form
    376,393/564,590.34 = 264,573.61/x
  3. Step 3: Cross multiply
    376,393x = 564,590.34 × 264,573.61
  4. Step 4: Simplify right side
    376,393x = 149,375,704,424.93
  5. Step 5: Solve for x
    x = 149,375,704,424.93/376,393
  6. Step 6: Final answer
    x = 396,861.01

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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.