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Finding the Fourth Proportional to 376,386.38, 564,580.39 and 264,566.97

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Solution

The fourth proportional to 376,386.38, 564,580.39 and 264,566.97 is: 396,851.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,386.38 : 564,580.39 = 264,566.97 : x
  2. Step 2: Convert to fraction form
    376,386.38/564,580.39 = 264,566.97/x
  3. Step 3: Cross multiply
    376,386.38x = 564,580.39 × 264,566.97
  4. Step 4: Simplify right side
    376,386.38x = 149,369,324,104.35
  5. Step 5: Solve for x
    x = 149,369,324,104.35/376,386.38
  6. Step 6: Final answer
    x = 396,851.03

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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.